Robin Gareus
7f2bfa362f
* unify line-width calculation * thin line-width, approximate thickness of glyph stroke width at same UI scale * don't use outlines (except main tool buttons) This fixes issues of generic buttons with bright-theme * pixel align some lines
1361 lines
40 KiB
C++
1361 lines
40 KiB
C++
/*
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* Copyright (C) 2017-2019 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <math.h> // M_PI
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#include <assert.h>
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#include <algorithm> // std:min
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#include "gtkmm2ext/colors.h"
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#include "widgets/ardour_icon.h"
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using namespace ArdourWidgets::ArdourIcon;
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/* general style info:
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*
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* - geometry: icons should be centered, spanning
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* wh = std::min (width * .5, height *.5) * .55;
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*
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* - all shapes should have a contrasting outline
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* (usually white foreground, black outline)
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*/
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#define DEFAULT_LINE_WIDTH ceil (std::min (width, height) * .035)
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#define OUTLINEWIDTH 1.5 // px
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#define VECTORICONSTROKEFILL(fillalpha) \
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cairo_set_line_width (cr, OUTLINEWIDTH); \
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cairo_set_source_rgba (cr, 0, 0, 0, 1.0); \
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cairo_stroke_preserve (cr); \
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cairo_set_source_rgba (cr, 1, 1, 1, (fillalpha)); \
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cairo_fill (cr);
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#define VECTORICONSTROKEOUTLINE(LW, color) \
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cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND); \
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cairo_set_line_width (cr, (LW) + OUTLINEWIDTH); \
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ardour_icon_set_source_inv_rgba (cr, color); \
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cairo_stroke_preserve (cr); \
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Gtkmm2ext::set_source_rgba (cr, color); \
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cairo_set_line_width (cr, (LW)); \
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cairo_stroke (cr);
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#define VECTORICONSTROKE(LW, color) \
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cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND); \
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Gtkmm2ext::set_source_rgba (cr, color); \
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cairo_set_line_width (cr, (LW)); \
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cairo_stroke (cr);
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/** inverse color */
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static void ardour_icon_set_source_inv_rgba (cairo_t *cr, uint32_t color)
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{
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cairo_set_source_rgba (cr,
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1.0 - ((color >> 24) & 0xff) / 255.0,
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1.0 - ((color >> 16) & 0xff) / 255.0,
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1.0 - ((color >> 8) & 0xff) / 255.0,
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((color >> 0) & 0xff) / 255.0
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);
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}
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/*****************************************************************************
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* Tool Icons.
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* Foreground is always white, compatible with small un-blurred rendering.
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*/
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/** internal edit icon */
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static void icon_tool_content (cairo_t *cr, const int width, const int height) {
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#define EM_POINT(X,Y) round (x + (X) * em) + .5, round (y + (Y) * em) + .5
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const double x = width * .5;
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const double y = height * .5;
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const double em = std::min (x, y) * .1; // 1px at 20x20
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// draw dot outlines (control-points)
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cairo_move_to (cr, EM_POINT(-6.0, 0.0));
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cairo_close_path (cr);
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cairo_move_to (cr, EM_POINT(-2.5, 4.0));
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cairo_close_path (cr);
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cairo_move_to (cr, EM_POINT( 5.0, -5.0));
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cairo_close_path (cr);
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cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
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ardour_icon_set_source_inv_rgba (cr, 0xffffffff);
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cairo_set_line_width (cr, 3 * em + OUTLINEWIDTH);
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cairo_stroke (cr);
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// "midi note" lines
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cairo_move_to (cr, EM_POINT(-7.0, -5.0));
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cairo_line_to (cr, EM_POINT( 0.0, -5.0));
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cairo_move_to (cr, EM_POINT( 2.0, 4.0));
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cairo_line_to (cr, EM_POINT( 6.0, 4.0));
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// automation line (connect control-points)
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cairo_move_to (cr, EM_POINT(-6.0, 0.0));
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cairo_line_to (cr, EM_POINT(-2.5, 4.0));
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cairo_line_to (cr, EM_POINT( 5.0, -5.0));
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cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
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VECTORICONSTROKEOUTLINE(1 * em, 0xffffffff);
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// remove automation line outline at control-points
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cairo_move_to (cr, EM_POINT(-6.0, 0.0));
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cairo_close_path (cr);
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cairo_move_to (cr, EM_POINT(-2.5, 4.0));
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cairo_close_path (cr);
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cairo_move_to (cr, EM_POINT( 5.0, -5.0));
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cairo_close_path (cr);
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Gtkmm2ext::set_source_rgba (cr, 0xffffffff);
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cairo_set_line_width (cr, 3 * em);
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cairo_stroke (cr);
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#undef EM_POINT
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}
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/** range tool |<->| */
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static void icon_tool_range (cairo_t *cr, const int width, const int height)
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{
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const double x = width * .5;
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const double y = height * .5;
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const double wh = std::min (x, y) * .55;
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const double ar = wh * .6; // arrow
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const double bw = ceil (wh) - .5;
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const double y0 = ceil (y);
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const double ym = rint (y0 - wh * .1) + .5; // arrow-horizontal; slightly to the top, on a px
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const double x0 = rint (x) - bw; // left arrow tip
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const double x1 = rint (x) + bw; // right arrow tip
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// left and right box
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cairo_move_to (cr, x0, y0 - bw);
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cairo_line_to (cr, x0, y0 + bw);
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cairo_move_to (cr, x1, y0 - bw);
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cairo_line_to (cr, x1, y0 + bw);
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// arrows
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cairo_move_to (cr, x0 + ar, ym - ar);
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cairo_line_to (cr, x0 + .5, ym);
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cairo_line_to (cr, x0 + ar, ym + ar);
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cairo_move_to (cr, x1 - ar, ym - ar);
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cairo_line_to (cr, x1 - .5, ym);
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cairo_line_to (cr, x1 - ar, ym + ar);
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// line connecting the arrows
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cairo_move_to (cr, x0, ym);
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cairo_line_to (cr, x1, ym);
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VECTORICONSTROKEOUTLINE(DEFAULT_LINE_WIDTH, 0xffffffff);
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}
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/** Grab/Object tool - 6x8em "hand", with 'em' wide index finger. */
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static void icon_tool_grab (cairo_t *cr, const int width, const int height)
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{
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const double x = width * .5;
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const double y = height * .5;
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const double em = std::min (x, y) * .15; // 1.5px at 20x20
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#define EM_POINT(X,Y) x + (X) * em, y + (Y) * em
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// wrist
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cairo_move_to (cr, EM_POINT( 2.0, 4.0));
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cairo_line_to (cr, EM_POINT(-1.5, 4.0));
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cairo_line_to (cr, EM_POINT(-2.5, 2.0));
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// thumb
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cairo_line_to (cr, EM_POINT(-3.0, 1.0));
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// index finger
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cairo_line_to (cr, EM_POINT(-2.0, 0.0));
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cairo_line_to (cr, EM_POINT(-2.1, -4.0));
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cairo_line_to (cr, EM_POINT(-1.5, -4.5));
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cairo_line_to (cr, EM_POINT(-1.1, -4.0));
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cairo_line_to (cr, EM_POINT(-1.0, 0.1));
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// middle finger knuckle
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cairo_line_to (cr, EM_POINT(-0.6, 0.3));
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cairo_line_to (cr, EM_POINT(-0.3, 0.0));
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cairo_line_to (cr, EM_POINT(-0.2, -0.2));
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cairo_line_to (cr, EM_POINT( 0.1, -0.3));
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cairo_line_to (cr, EM_POINT( 0.4, -0.2));
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cairo_line_to (cr, EM_POINT( 0.5, 0.1));
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// ring finger knuckle
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cairo_line_to (cr, EM_POINT( 0.8, 0.4));
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cairo_line_to (cr, EM_POINT( 1.1, 0.2));
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cairo_line_to (cr, EM_POINT( 1.2, 0.0));
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cairo_line_to (cr, EM_POINT( 1.5, -0.1));
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cairo_line_to (cr, EM_POINT( 1.8, 0.0));
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cairo_line_to (cr, EM_POINT( 1.9, 0.4));
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// pinky
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cairo_line_to (cr, EM_POINT( 2.0, 0.6));
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cairo_line_to (cr, EM_POINT( 2.4, 0.4));
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cairo_line_to (cr, EM_POINT( 2.8, 0.5));
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cairo_line_to (cr, EM_POINT( 3.0, 1.0));
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// wrist
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cairo_line_to (cr, EM_POINT( 3.0, 1.5));
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cairo_line_to (cr, EM_POINT( 2.0, 4.0));
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cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
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cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
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VECTORICONSTROKEFILL(1.0);
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#undef EM_POINT
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}
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/** cut icon - scissors */
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static void icon_tool_cut (cairo_t *cr, const int width, const int height)
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{
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const double x = width * .5;
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const double y = height * .5;
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const double em = std::min (x, y) * .1; // 1px at 20x20
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#define EM_POINT(X,Y) x + (X) * em, y + (Y) * em
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cairo_save (cr);
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cairo_translate (cr, EM_POINT(4, -3));
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cairo_scale (cr, 1.6, 1.0); // ellipse
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cairo_arc (cr, 0., 0., 1.5 * em, 0., 2 * M_PI);
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cairo_restore (cr);
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cairo_move_to (cr, EM_POINT(-6.0, 2.5));
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cairo_line_to (cr, EM_POINT( 5.5, -2.0));
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cairo_move_to (cr, EM_POINT(-6.0, -2.5));
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cairo_line_to (cr, EM_POINT( 5.5, 2.0));
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cairo_save (cr);
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cairo_translate (cr, EM_POINT(4, 3));
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cairo_scale (cr, 1.6, 1.0); // ellipse
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cairo_arc (cr, 0., 0., 1.5 * em, 0., 2 * M_PI);
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cairo_restore (cr);
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cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
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cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
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VECTORICONSTROKEOUTLINE (1.5 * em, 0xffffffff);
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#undef EM_POINT
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}
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/** time stretch icon */
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static void icon_tool_stretch (cairo_t *cr, const int width, const int height)
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{
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const double x = width * .5;
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const double y = height * .5;
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const double wh = std::min (x, y) * .55;
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const double y0 = ceil (y);
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const double bw = rint (wh);
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const double lw = rint (wh / 3.0) / 2.0;
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const double x0 = rint (x + lw) + .5;
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// box indication region
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cairo_rectangle (cr, x0 - lw - bw - .5, y0 - bw, lw + bw, 2 * bw);
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VECTORICONSTROKEFILL (0.75);
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cairo_set_line_width (cr, 1.0);
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// inside/left arrow
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cairo_move_to (cr, x0, y);
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cairo_line_to (cr, x0 - lw * 2, y);
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cairo_line_to (cr, x0 - lw * 2, y - lw * 3.5);
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cairo_line_to (cr, x0 - lw * 6, y);
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cairo_line_to (cr, x0 - lw * 2, y + lw * 3.5);
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cairo_line_to (cr, x0 - lw * 2, y);
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cairo_set_source_rgba (cr, 0, 0, 0, .5);
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cairo_stroke_preserve (cr);
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cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
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cairo_fill (cr);
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// outside/right arrow
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cairo_move_to (cr, x0, y);
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cairo_line_to (cr, x0 + lw * 2, y);
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cairo_line_to (cr, x0 + lw * 2, y - lw * 4);
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cairo_line_to (cr, x0 + lw * 6, y);
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cairo_line_to (cr, x0 + lw * 2, y + lw * 4);
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cairo_line_to (cr, x0 + lw * 2, y);
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cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
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cairo_stroke_preserve (cr);
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cairo_set_source_rgba (cr, 1, 1, 1, 1.0);
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cairo_fill (cr);
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}
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/** audition - small speaker with sound-waves*/
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static void icon_tool_audition (cairo_t *cr, const int width, const int height)
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{
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const double x = width * .5;
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const double y = height * .5;
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const double em = std::min (x, y) * .1; // 1px at 20x20
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#define EM_POINT(X,Y) x + (X) * em, y + (Y) * em
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cairo_move_to (cr, EM_POINT(-7.0, -2.0));
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cairo_line_to (cr, EM_POINT(-7.0, 2.0));
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cairo_line_to (cr, EM_POINT(-6.0, 3.0));
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cairo_line_to (cr, EM_POINT(-3.0, 3.0));
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cairo_line_to (cr, EM_POINT( 2.0, 6.0));
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cairo_line_to (cr, EM_POINT( 2.0, -6.0));
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cairo_line_to (cr, EM_POINT(-3.0, -3.0));
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cairo_line_to (cr, EM_POINT(-6.0, -3.0));
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cairo_close_path (cr);
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cairo_pattern_t *speaker;
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speaker = cairo_pattern_create_linear (EM_POINT(0, -3.0), EM_POINT(0, 3.0));
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cairo_pattern_add_color_stop_rgba (speaker, 0.0, 0.8, 0.8, 0.8, 1.0);
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cairo_pattern_add_color_stop_rgba (speaker, 0.25, 1.0, 1.0, 1.0, 1.0);
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cairo_pattern_add_color_stop_rgba (speaker, 1.0, 0.6, 0.6, 0.6, 1.0);
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cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
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cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
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cairo_set_line_width (cr, 1.5);
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cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
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cairo_stroke_preserve (cr);
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cairo_set_source (cr, speaker);
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cairo_fill (cr);
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cairo_pattern_destroy (speaker);
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// TODO use a slight curve
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cairo_move_to (cr, EM_POINT(-3.0, -3.0));
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cairo_line_to (cr, EM_POINT(-3.5, 0.0));
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cairo_line_to (cr, EM_POINT(-3.0, 3.0));
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cairo_set_source_rgba (cr, 0, 0, 0, 0.7);
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cairo_set_line_width (cr, 1.0);
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cairo_stroke (cr);
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cairo_save (cr);
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cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
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cairo_set_source_rgba (cr, 1, 1, 1, 1);
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cairo_translate (cr, EM_POINT (4.0, 0));
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cairo_scale (cr, 0.8, 1.25); // ellipse
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cairo_arc (cr, 0, 0, 4 * em, -.5 * M_PI, .5 * M_PI);
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cairo_set_line_width (cr, .8 * em);
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cairo_stroke (cr);
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cairo_arc (cr, 0, 0, 2 * em, -.5 * M_PI, .5 * M_PI);
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cairo_set_line_width (cr, .5 * em);
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cairo_stroke (cr);
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cairo_restore (cr);
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#undef EM_POINT
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}
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/** pen top-left to bottom right */
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static void icon_tool_draw (cairo_t *cr, const int width, const int height)
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{
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const double x = width * .5;
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const double y = height * .5;
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const double em = std::min (x, y) * .1; // 1px at 20x20
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#define EM_POINT(X,Y) x + (X) * em, y + (Y) * em
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// pen [6,-5] to [-3, 3]
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// y = -8 * x / 9 + 1/3
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// top-right end
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cairo_move_to (cr, EM_POINT( 5.0, -6.11));
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cairo_line_to (cr, EM_POINT( 6.4, -5.35)); // todo round properly.
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cairo_line_to (cr, EM_POINT( 7.0, -3.88));
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// bottom-left w/tip
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cairo_line_to (cr, EM_POINT(-2.0, 4.11));
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cairo_line_to (cr, EM_POINT(-6.0, 5.66)); // pen tip
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cairo_line_to (cr, EM_POINT(-4.0, 1.88));
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cairo_close_path (cr);
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cairo_pattern_t *pen;
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pen = cairo_pattern_create_linear (EM_POINT(-3.0, -6.0), EM_POINT(6.0, 4.0));
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cairo_pattern_add_color_stop_rgba (pen, 0.4, 0.6, 0.6, 0.6, 1.0);
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cairo_pattern_add_color_stop_rgba (pen, 0.5, 1.0, 1.0, 1.0, 1.0);
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cairo_pattern_add_color_stop_rgba (pen, 0.6, 0.1, 0.1, 0.1, 1.0);
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cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
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cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
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cairo_set_line_width (cr, em + .5);
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cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
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cairo_stroke_preserve (cr);
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cairo_set_source (cr, pen);
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cairo_fill (cr);
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// separate the tip
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cairo_move_to (cr, EM_POINT(-2.0, 4.11));
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cairo_line_to (cr, EM_POINT(-3.0, 2.8)); // slight curve [-3,3]
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|
cairo_line_to (cr, EM_POINT(-4.0, 2.0));
|
|
cairo_set_line_width (cr, OUTLINEWIDTH);
|
|
cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
|
|
cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
|
|
cairo_stroke (cr);
|
|
|
|
// pen tip
|
|
cairo_move_to (cr, EM_POINT(-5.0, 3.9));
|
|
cairo_line_to (cr, EM_POINT(-6.0, 5.66));
|
|
cairo_line_to (cr, EM_POINT(-4.1, 4.9));
|
|
cairo_close_path (cr);
|
|
cairo_set_source_rgba (cr, 0, 0, 0, 0.7);
|
|
cairo_set_line_width (cr, em);
|
|
cairo_stroke_preserve (cr);
|
|
cairo_fill (cr);
|
|
|
|
cairo_pattern_destroy (pen);
|
|
#undef EM_POINT
|
|
}
|
|
|
|
/** Toolbar icon - Time Axis View reduce height */
|
|
static void icon_tav_shrink (cairo_t *cr, const int width, const int height)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double wh = std::min (x, y) * .66;
|
|
const double ar = std::min (x, y) * .15;
|
|
const double tri = .7 * (wh - ar);
|
|
|
|
cairo_rectangle (cr, x - wh, y - ar, 2 * wh, 2 * ar);
|
|
VECTORICONSTROKEFILL(.75);
|
|
|
|
cairo_set_line_width (cr, 1.0);
|
|
|
|
cairo_move_to (cr, x, y - ar - 0.5);
|
|
cairo_line_to (cr, x - tri, y - wh + 0.5);
|
|
cairo_line_to (cr, x + tri, y - wh + 0.5);
|
|
cairo_close_path (cr);
|
|
|
|
cairo_set_source_rgba (cr, 1, 1, 1, .75);
|
|
cairo_stroke_preserve (cr);
|
|
cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
|
|
cairo_fill (cr);
|
|
|
|
cairo_move_to (cr, x, y + ar + 0.5);
|
|
cairo_line_to (cr, x - tri, y + wh - 0.5);
|
|
cairo_line_to (cr, x + tri, y + wh - 0.5);
|
|
cairo_close_path (cr);
|
|
|
|
cairo_set_source_rgba (cr, 1, 1, 1, .75);
|
|
cairo_stroke_preserve (cr);
|
|
cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
|
|
cairo_fill (cr);
|
|
}
|
|
|
|
/** Toolbar icon - Time Axis View increase height */
|
|
static void icon_tav_expand (cairo_t *cr, const int width, const int height)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double wh = std::min (x, y) * .66;
|
|
const double ar = std::min (x, y) * .15;
|
|
const double tri = .7 * (wh - ar);
|
|
|
|
cairo_rectangle (cr, x - wh, y - wh, 2 * wh, 2 * wh);
|
|
VECTORICONSTROKEFILL(.75);
|
|
|
|
cairo_set_line_width (cr, 1.0);
|
|
|
|
cairo_move_to (cr, x, y - wh + 0.5);
|
|
cairo_line_to (cr, x - tri, y - ar - 0.5);
|
|
cairo_line_to (cr, x + tri, y - ar - 0.5);
|
|
cairo_close_path (cr);
|
|
|
|
cairo_set_source_rgba (cr, 1, 1, 1, .5);
|
|
cairo_stroke_preserve (cr);
|
|
cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
|
|
cairo_fill (cr);
|
|
|
|
cairo_move_to (cr, x , y + wh - 0.5);
|
|
cairo_line_to (cr, x - tri, y + ar + 0.5);
|
|
cairo_line_to (cr, x + tri, y + ar + 0.5);
|
|
cairo_close_path (cr);
|
|
|
|
cairo_set_source_rgba (cr, 1, 1, 1, .5);
|
|
cairo_stroke_preserve (cr);
|
|
cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
|
|
cairo_fill (cr);
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
* Record enable (transport & track header).
|
|
*
|
|
* hardcoded "red" #f46f6f
|
|
*/
|
|
|
|
/** standard rec-enable circle */
|
|
static void icon_rec_enable (cairo_t *cr, const int width, const int height, const Gtkmm2ext::ActiveState state)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double r = std::min (x, y) * .55;
|
|
cairo_arc (cr, x, y, r, 0, 2 * M_PI);
|
|
if (state == Gtkmm2ext::ExplicitActive) {
|
|
cairo_set_source_rgba (cr, 1.0, .1, .1, 1.0);
|
|
}
|
|
else if (state == Gtkmm2ext::ImplicitActive) {
|
|
cairo_set_source_rgba (cr, .9, .3, .3, 1.0);
|
|
}
|
|
else {
|
|
cairo_set_source_rgba (cr, .4, .3, .3, 1.0);
|
|
}
|
|
cairo_fill_preserve (cr);
|
|
cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 0.8); // outline
|
|
cairo_set_line_width (cr, 1);
|
|
cairo_stroke (cr);
|
|
}
|
|
|
|
/** tape-mode, "reel" */
|
|
static void icon_rec_tape (cairo_t *cr, const int width, const int height, const Gtkmm2ext::ActiveState state)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double r = std::min (x, y) * .6;
|
|
const double slit = .11 * M_PI;
|
|
cairo_translate (cr, x, y);
|
|
|
|
cairo_arc (cr, 0, 0, r, 0, 2 * M_PI);
|
|
if (state == Gtkmm2ext::ExplicitActive) {
|
|
cairo_set_source_rgba (cr, 1.0, .1, .1, 1.0);
|
|
}
|
|
else if (state == Gtkmm2ext::ImplicitActive) {
|
|
cairo_set_source_rgba (cr, .9, .3, .3, 1.0);
|
|
}
|
|
else {
|
|
cairo_set_source_rgba (cr, .4, .3, .3, 1.0);
|
|
}
|
|
cairo_fill_preserve (cr);
|
|
cairo_set_source_rgba (cr, .0, .0, .0, .5);
|
|
cairo_set_line_width (cr, 1);
|
|
cairo_stroke (cr);
|
|
|
|
cairo_save (cr);
|
|
cairo_set_source_rgba (cr, .15, .07, .07, 1.0);
|
|
|
|
cairo_rotate (cr, -.5 * M_PI);
|
|
cairo_move_to (cr, 0, 0);
|
|
cairo_arc (cr, 0, 0, r *.85, -slit, slit);
|
|
cairo_line_to (cr, 0, 0);
|
|
cairo_close_path (cr);
|
|
|
|
cairo_fill (cr);
|
|
cairo_rotate (cr, 2. * M_PI / 3.);
|
|
|
|
cairo_move_to (cr, 0, 0);
|
|
cairo_arc (cr, 0, 0, r *.85, -slit, slit);
|
|
cairo_line_to (cr, 0, 0);
|
|
cairo_close_path (cr);
|
|
cairo_fill (cr);
|
|
|
|
cairo_rotate (cr, 2. * M_PI / 3.);
|
|
cairo_move_to (cr, 0, 0);
|
|
cairo_arc (cr, 0, 0, r *.85, -slit, slit);
|
|
cairo_line_to (cr, 0, 0);
|
|
cairo_close_path (cr);
|
|
cairo_fill (cr);
|
|
|
|
cairo_restore (cr);
|
|
|
|
cairo_arc (cr, 0, 0, r * .3, 0, 2 * M_PI);
|
|
if (state == Gtkmm2ext::ExplicitActive) {
|
|
cairo_set_source_rgba (cr, 1.0, .1, .1, 1.0);
|
|
}
|
|
else if (state == Gtkmm2ext::ImplicitActive) {
|
|
cairo_set_source_rgba (cr, .9, .3, .3, 1.0);
|
|
}
|
|
else {
|
|
cairo_set_source_rgba (cr, .4, .3, .3, 1.0);
|
|
}
|
|
cairo_fill (cr);
|
|
cairo_set_source_rgba (cr, .0, .0, .0, 1.0);
|
|
cairo_arc (cr, 0, 0, r *.15, 0, 2 * M_PI); // hole in the middle
|
|
cairo_fill (cr);
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
* Transport buttons, foreground is always white
|
|
*/
|
|
|
|
/** stop square box */
|
|
static void icon_transport_stop (cairo_t *cr, const int width, const int height)
|
|
{
|
|
const int wh = std::min (width, height);
|
|
cairo_rectangle (cr,
|
|
(width - wh) * .5 + wh * .225,
|
|
(height - wh) * .5 + wh * .225,
|
|
wh * .55, wh * .55);
|
|
VECTORICONSTROKEFILL(0.9); // small 'shine'
|
|
}
|
|
|
|
/** play triangle */
|
|
static void icon_transport_play (cairo_t *cr, const int width, const int height)
|
|
{
|
|
const int wh = std::min (width, height) * .5;
|
|
const double y = height * .5;
|
|
const double x = width * .5;
|
|
|
|
const double tri = ceil (.577 * wh); // 1/sqrt(3)
|
|
|
|
cairo_move_to (cr, x + wh * .5, y);
|
|
cairo_line_to (cr, x - wh * .5, y - tri);
|
|
cairo_line_to (cr, x - wh * .5, y + tri);
|
|
cairo_close_path (cr);
|
|
|
|
VECTORICONSTROKEFILL(0.9);
|
|
}
|
|
|
|
/** Midi Panic "!" */
|
|
static void icon_transport_panic (cairo_t *cr, const int width, const int height)
|
|
{
|
|
const int wh = ceil (std::min (width, height) * .1) - .5;
|
|
const double xc = rint (width * .5);
|
|
const double yh = std::min (width, height);
|
|
const double y0 = (height - yh) * .5;
|
|
cairo_rectangle (cr,
|
|
xc - wh, y0 + yh *.12,
|
|
wh * 2, yh *.48);
|
|
VECTORICONSTROKEFILL(0.9);
|
|
|
|
cairo_arc (cr, xc, y0 + yh *.78, wh, 0, 2 * M_PI);
|
|
VECTORICONSTROKEFILL(0.9);
|
|
}
|
|
|
|
/** various combinations of lines and triangles "|>|", ">|" "|>" */
|
|
static void icon_transport_ck (cairo_t *cr,
|
|
const enum ArdourWidgets::ArdourIcon::Icon icon,
|
|
const int width, const int height)
|
|
{
|
|
// small play triangle
|
|
int wh = std::min (width, height);
|
|
const double y = height * .5;
|
|
const double x = width * .5;
|
|
wh *= .18;
|
|
const double tri = ceil (.577 * wh * 2); // 1/sqrt(3)
|
|
|
|
const float ln = std::min (width, height) * .07;
|
|
|
|
if (icon == TransportStart || icon == TransportRange) {
|
|
cairo_rectangle (cr,
|
|
x - wh - ln, y - tri * 1.7,
|
|
ln * 2, tri * 3.4);
|
|
|
|
VECTORICONSTROKEFILL(1.0);
|
|
}
|
|
|
|
if (icon == TransportEnd || icon == TransportRange) {
|
|
cairo_rectangle (cr,
|
|
x + wh - ln, y - tri * 1.7,
|
|
ln * 2, tri * 3.4);
|
|
|
|
VECTORICONSTROKEFILL(1.0);
|
|
}
|
|
|
|
if (icon == TransportStart) {
|
|
cairo_move_to (cr, x - wh, y);
|
|
cairo_line_to (cr, x + wh, y - tri);
|
|
cairo_line_to (cr, x + wh, y + tri);
|
|
} else {
|
|
cairo_move_to (cr, x + wh, y);
|
|
cairo_line_to (cr, x - wh, y - tri);
|
|
cairo_line_to (cr, x - wh, y + tri);
|
|
}
|
|
|
|
cairo_close_path (cr);
|
|
VECTORICONSTROKEFILL(1.0);
|
|
}
|
|
|
|
/** loop spiral */
|
|
static void icon_transport_loop (cairo_t *cr, const int width, const int height)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double r = std::min (x, y);
|
|
|
|
cairo_arc (cr, x, y, r * .58, 0, 2 * M_PI);
|
|
cairo_arc_negative (cr, x, y, r * .30, 2 * M_PI, 0);
|
|
|
|
VECTORICONSTROKEFILL (1.0);
|
|
|
|
#define ARCARROW(rad, ang) \
|
|
x + (rad) * sin ((ang) * 2.0 * M_PI), y + (rad) * cos ((ang) * 2.0 * M_PI)
|
|
|
|
cairo_move_to (cr, ARCARROW(r * .30, .72));
|
|
cairo_line_to (cr, ARCARROW(r * .11, .72));
|
|
cairo_line_to (cr, ARCARROW(r * .55, .60));
|
|
cairo_line_to (cr, ARCARROW(r * .74, .72));
|
|
cairo_line_to (cr, ARCARROW(r * .58, .72));
|
|
|
|
cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
|
|
cairo_stroke_preserve (cr);
|
|
cairo_close_path (cr);
|
|
cairo_set_source_rgba (cr, 1, 1, 1, 1.0);
|
|
cairo_fill (cr);
|
|
#undef ARCARROW
|
|
}
|
|
|
|
/** de-construct thorwil's metronom */
|
|
static void icon_transport_metronom (cairo_t *cr, const int width, const int height)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double wh = .95 * std::min (x, y);
|
|
const double h = wh * .80;
|
|
const double w = wh * .55;
|
|
const double lw = w * .34;
|
|
|
|
cairo_rectangle (cr,
|
|
x - w * .7, y + h * .25,
|
|
w * 1.4, lw);
|
|
|
|
VECTORICONSTROKEFILL(1.0);
|
|
|
|
cairo_move_to (cr, x - w, y + h);
|
|
cairo_line_to (cr, x + w, y + h);
|
|
cairo_line_to (cr, x + w * .35, y - h);
|
|
cairo_line_to (cr, x - w * .35, y - h);
|
|
cairo_line_to (cr, x - w, y + h);
|
|
|
|
cairo_move_to (cr, x - w + lw, y + h -lw);
|
|
cairo_line_to (cr, x - w * .35 + lw, y - h + lw);
|
|
cairo_line_to (cr, x + w * .35 - lw, y - h + lw);
|
|
cairo_line_to (cr, x + w - lw, y + h -lw);
|
|
cairo_line_to (cr, x - w + lw, y + h -lw);
|
|
|
|
VECTORICONSTROKEFILL(1.0);
|
|
|
|
// Pendulum
|
|
// ddx = .70 w = .75 * .5 wh = .375 wh
|
|
// ddy = .75 h - lw = .75 * .8 wh - wh .5 * .2 = .5 wh
|
|
// ang = (ddx/ddy):
|
|
// -> angle = atan (ang) = atan (375 / .5) ~= 36deg
|
|
const double dx = lw * .2; // 1 - cos(tan^-1(ang))
|
|
const double dy = lw * .4; // 1 - sin(tan^-1(ang))
|
|
cairo_move_to (cr, x - w * .3 , y + h * .25 + lw * .5);
|
|
cairo_line_to (cr, x - w + dx , y - h + lw + dy);
|
|
cairo_line_to (cr, x - w + lw , y - h + lw);
|
|
cairo_line_to (cr, x - w * .3 + lw, y + h * .25 + lw * .5);
|
|
cairo_close_path (cr);
|
|
|
|
VECTORICONSTROKEFILL(1.0);
|
|
|
|
cairo_rectangle (cr,
|
|
x - w * .7, y + h * .25,
|
|
w * 1.4, lw);
|
|
cairo_fill (cr);
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
* Zoom: In "+", Out "-" and Full "[]"
|
|
*/
|
|
static void icon_zoom (cairo_t *cr, const enum ArdourWidgets::ArdourIcon::Icon icon, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double r = std::min (x, y) * .7;
|
|
const double wh = std::min (x, y) * .45;
|
|
|
|
// draw handle first
|
|
#define LINE45DEG(rad) \
|
|
x + r * (rad) * .707, y + r * (rad) * .707 // sin(45deg) = cos(45deg) = .707
|
|
cairo_move_to (cr, LINE45DEG(.9));
|
|
cairo_line_to (cr, LINE45DEG(1.3));
|
|
cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
|
|
cairo_set_line_width (cr, 3.0);
|
|
cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
|
|
cairo_stroke (cr);
|
|
#undef LINE45DEG
|
|
|
|
// lens
|
|
Gtkmm2ext::set_source_rgba (cr, fg_color);
|
|
cairo_arc (cr, x, y, r, 0, 2 * M_PI);
|
|
cairo_fill_preserve (cr);
|
|
|
|
// add a lens gradient
|
|
cairo_pattern_t *lens;
|
|
lens = cairo_pattern_create_radial (x - r, y - r, r * .5, x - r, y - r, r * 2);
|
|
cairo_pattern_add_color_stop_rgba (lens, 0, 1, 1, 1, .4);
|
|
cairo_pattern_add_color_stop_rgba (lens, 1, 0, 0, 0, .4);
|
|
cairo_set_source (cr, lens);
|
|
cairo_fill_preserve (cr);
|
|
cairo_pattern_destroy (lens);
|
|
|
|
// outline
|
|
cairo_set_line_width (cr, 1.5);
|
|
//ardour_icon_set_source_inv_rgba (cr, fg_color); // alpha
|
|
cairo_set_source_rgba (cr, .0, .0, .0, .8);
|
|
cairo_stroke (cr);
|
|
|
|
// add "+", "-" or "[]"
|
|
cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
|
|
cairo_set_line_width (cr, .5 + DEFAULT_LINE_WIDTH);
|
|
ardour_icon_set_source_inv_rgba (cr, fg_color);
|
|
|
|
if (icon == ZoomIn || icon == ZoomOut) {
|
|
cairo_move_to (cr, x - wh, y);
|
|
cairo_line_to (cr, x + wh, y);
|
|
cairo_stroke (cr);
|
|
}
|
|
if (icon == ZoomIn) {
|
|
cairo_move_to (cr, x, y - wh);
|
|
cairo_line_to (cr, x, y + wh);
|
|
cairo_stroke (cr);
|
|
}
|
|
if (icon == ZoomFull) {
|
|
const double br0 = std::min (x, y) * .1;
|
|
const double br1 = std::min (x, y) * .3;
|
|
const double bry = std::min (x, y) * .3;
|
|
cairo_move_to (cr, x - br0, y - bry);
|
|
cairo_line_to (cr, x - br1, y - bry);
|
|
cairo_line_to (cr, x - br1, y + bry);
|
|
cairo_line_to (cr, x - br0, y + bry);
|
|
cairo_stroke (cr);
|
|
|
|
cairo_move_to (cr, x + br0, y - bry);
|
|
cairo_line_to (cr, x + br1, y - bry);
|
|
cairo_line_to (cr, x + br1, y + bry);
|
|
cairo_line_to (cr, x + br0, y + bry);
|
|
cairo_stroke (cr);
|
|
}
|
|
}
|
|
|
|
/** Toolbar icon - Mixbus Zoom Expand, rotated TimeAxisExpand */
|
|
static void icon_zoom_expand (cairo_t *cr, const int width, const int height)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double wh = std::min (x, y) * .66;
|
|
const double ar = std::min (x, y) * .15;
|
|
const double tri = .7 * (wh - ar);
|
|
|
|
cairo_rectangle (cr, x - wh, y - wh, 2 * wh, 2 * wh);
|
|
VECTORICONSTROKEFILL(.75);
|
|
|
|
cairo_set_line_width (cr, 1.0);
|
|
|
|
cairo_move_to (cr, x - wh + 0.5, y);
|
|
cairo_line_to (cr, x - ar - 0.5, y - tri);
|
|
cairo_line_to (cr, x - ar - 0.5, y + tri);
|
|
cairo_close_path (cr);
|
|
|
|
cairo_set_source_rgba (cr, 1, 1, 1, .5);
|
|
cairo_stroke_preserve (cr);
|
|
cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
|
|
cairo_fill (cr);
|
|
|
|
cairo_move_to (cr, x + wh - 0.5, y);
|
|
cairo_line_to (cr, x + ar + 0.5, y - tri);
|
|
cairo_line_to (cr, x + ar + 0.5, y + tri);
|
|
cairo_close_path (cr);
|
|
|
|
cairo_set_source_rgba (cr, 1, 1, 1, .5);
|
|
cairo_stroke_preserve (cr);
|
|
cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
|
|
cairo_fill (cr);
|
|
}
|
|
|
|
|
|
|
|
/*****************************************************************************
|
|
* Misc buttons
|
|
*/
|
|
|
|
/** "close" - "X" , no outline */
|
|
static void icon_close_cross (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double o = .5 + std::min (x, y) * .4;
|
|
Gtkmm2ext::set_source_rgba (cr, fg_color);
|
|
cairo_set_line_width (cr, ceil (.07 * std::min (x, y)));
|
|
cairo_move_to (cr, x-o, y-o);
|
|
cairo_line_to (cr, x+o, y+o);
|
|
cairo_move_to (cr, x+o, y-o);
|
|
cairo_line_to (cr, x-o, y+o);
|
|
cairo_stroke (cr);
|
|
}
|
|
|
|
/** "<" */
|
|
static void icon_nudge_left (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double wh = std::min (x, y);
|
|
|
|
const double tri_x = .3 * wh;
|
|
const double tri_y = .6 * wh;
|
|
|
|
cairo_move_to (cr, x + tri_x, y - tri_y);
|
|
cairo_line_to (cr, x - tri_x, y);
|
|
cairo_line_to (cr, x + tri_x, y + tri_y);
|
|
VECTORICONSTROKEOUTLINE(.5 + DEFAULT_LINE_WIDTH, fg_color);
|
|
}
|
|
|
|
/** ">" */
|
|
static void icon_nudge_right (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double wh = std::min (x, y);
|
|
|
|
const double tri_x = .3 * wh;
|
|
const double tri_y = .6 * wh;
|
|
|
|
cairo_move_to (cr, x - tri_x, y - tri_y);
|
|
cairo_line_to (cr, x + tri_x, y);
|
|
cairo_line_to (cr, x - tri_x, y + tri_y);
|
|
VECTORICONSTROKEOUTLINE(.5 + DEFAULT_LINE_WIDTH, fg_color);
|
|
|
|
}
|
|
|
|
/** mixer strip narrow/wide */
|
|
static void icon_strip_width (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double lw = DEFAULT_LINE_WIDTH;
|
|
const double xm = rint (width * .5) - lw * .5;
|
|
const double ym = rint (height * .5) - lw * .5;
|
|
|
|
const double dx = ceil (width * .3);
|
|
const double dy = ceil (height * .25);
|
|
|
|
const double x0 = xm - dx;
|
|
const double x1 = xm + dx;
|
|
const double y0 = ym - dy;
|
|
const double y1 = ym + dy;
|
|
|
|
const double arx = width * .15;
|
|
const double ary = height * .15;
|
|
|
|
Gtkmm2ext::set_source_rgba (cr, fg_color);
|
|
cairo_set_line_width (cr, lw);
|
|
|
|
// left + right
|
|
cairo_move_to (cr, x0, y0);
|
|
cairo_line_to (cr, x0, y1);
|
|
cairo_move_to (cr, x1, y0);
|
|
cairo_line_to (cr, x1, y1);
|
|
|
|
// horiz center line
|
|
cairo_move_to (cr, x0, ym);
|
|
cairo_line_to (cr, x1, ym);
|
|
|
|
// arrow left
|
|
cairo_move_to (cr, x0, ym);
|
|
cairo_rel_line_to (cr, arx, -ary);
|
|
cairo_move_to (cr, x0, ym);
|
|
cairo_rel_line_to (cr, arx, ary);
|
|
|
|
// arrow right
|
|
cairo_move_to (cr, x1, ym);
|
|
cairo_rel_line_to (cr, -arx, -ary);
|
|
cairo_move_to (cr, x1, ym);
|
|
cairo_rel_line_to (cr, -arx, ary);
|
|
cairo_stroke (cr);
|
|
}
|
|
|
|
/** 5-pin DIN MIDI socket */
|
|
static void icon_din_midi (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double r = std::min (x, y) * .75;
|
|
Gtkmm2ext::set_source_rgba (cr, fg_color);
|
|
cairo_set_line_width (cr, ceil (r * .05));
|
|
cairo_arc (cr, x, y, r, .57 * M_PI, 2.43 * M_PI);
|
|
cairo_stroke (cr);
|
|
|
|
// pins equally spaced 45deg
|
|
cairo_arc (cr, x, y * 0.5, r * .15, 0, 2 * M_PI);
|
|
cairo_fill (cr);
|
|
cairo_arc (cr, x * 0.5, y, r * .15, 0, 2 * M_PI);
|
|
cairo_fill (cr);
|
|
cairo_arc (cr, x * 1.5, y, r * .15, 0, 2 * M_PI);
|
|
cairo_fill (cr);
|
|
// .5 + .5 * .5 * sin(45deg), 1.5 - .5 * .5 * cos(45deg)
|
|
cairo_arc (cr, x * 0.677, y * .677, r * .15, 0, 2 * M_PI);
|
|
cairo_fill (cr);
|
|
cairo_arc (cr, x * 1.323, y * .677, r * .15, 0, 2 * M_PI);
|
|
cairo_fill (cr);
|
|
|
|
// bottom notch
|
|
cairo_arc (cr, x, y+r, r * .26, 1.05 * M_PI, 1.95 * M_PI);
|
|
cairo_stroke (cr);
|
|
}
|
|
|
|
/*****************************************************************************
|
|
* Plugin Window Buttons
|
|
*/
|
|
|
|
static void icon_plus_sign (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double lw = DEFAULT_LINE_WIDTH;
|
|
const double lc = fmod (lw * .5, 1.0);
|
|
const double xc = rint (width * .5) - lc;
|
|
const double yc = rint (height * .5) - lc;
|
|
const double ln = rint (std::min (width, height) * .3);
|
|
|
|
cairo_rectangle (cr, xc - lw * .5, yc - ln, lw, ln * 2);
|
|
cairo_rectangle (cr, xc - ln, yc - lw * .5, ln * 2, lw);
|
|
|
|
Gtkmm2ext::set_source_rgba (cr, fg_color);
|
|
cairo_fill (cr);
|
|
}
|
|
|
|
static void icon_no_parking (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double r = std::min (x, y) * .6;
|
|
const double rl = .7 * r;
|
|
cairo_arc (cr, x, y, r, 0, 2. * M_PI);
|
|
cairo_move_to (cr, x - rl, y - rl);
|
|
cairo_line_to (cr, x + rl, y + rl);
|
|
VECTORICONSTROKE (DEFAULT_LINE_WIDTH, fg_color);
|
|
}
|
|
|
|
static void icon_save_arrow_box (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
|
|
const double lw = DEFAULT_LINE_WIDTH;
|
|
const double lc = fmod (lw * .5, 1.0);
|
|
|
|
const double x0 = rint (x) - lc;
|
|
const double y0 = rint (y + std::min (x, y) * .05) - lc;
|
|
const double o0 = std::min (x, y) * .35;
|
|
const double ww = rint (std::min (x, y) * .55);
|
|
const double hh = rint (std::min (x, y) * .45);
|
|
const double ar = .5 + std::min (x, y) * .1;
|
|
|
|
/* box open at top middle */
|
|
cairo_move_to (cr, x0 - o0, y0 - hh);
|
|
cairo_line_to (cr, x0 - ww, y0 - hh);
|
|
cairo_line_to (cr, x0 - ww, y0 + hh);
|
|
cairo_line_to (cr, x0 + ww, y0 + hh);
|
|
cairo_line_to (cr, x0 + ww, y0 - hh);
|
|
cairo_line_to (cr, x0 + o0, y0 - hh);
|
|
VECTORICONSTROKE (lw, fg_color);
|
|
|
|
/* downward arrow into the box */
|
|
cairo_move_to (cr, x0, y0 - ar);
|
|
cairo_line_to (cr, x0 - ar, y0 - ar);
|
|
cairo_line_to (cr, x0, y0);
|
|
cairo_line_to (cr, x0 + ar, y0 - ar);
|
|
cairo_line_to (cr, x0, y0 - ar);
|
|
cairo_line_to (cr, x0, y0 - ww - ar);
|
|
VECTORICONSTROKE (lw, fg_color);
|
|
}
|
|
|
|
static void icon_on_off (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double r = std::min (x, y) * .65;
|
|
const double lw = DEFAULT_LINE_WIDTH;
|
|
const double lc = fmod (lw * .5, 1.0);
|
|
const double x0 = rint (x) - lc;
|
|
|
|
cairo_arc (cr, x0, y, r, -.3 * M_PI, 1.3 * M_PI);
|
|
cairo_move_to (cr, x0, y - r);
|
|
cairo_line_to (cr, x0, y);
|
|
VECTORICONSTROKE (lw, fg_color);
|
|
}
|
|
|
|
static void icon_bypass (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double y0 = height * .6;
|
|
const double r = std::min (x, y) * .75;
|
|
const double o = std::min (x, y) * .275;
|
|
const double pt = DEFAULT_LINE_WIDTH;
|
|
|
|
const double dashes[] = { 1, pt };
|
|
cairo_set_dash (cr, dashes, 2, 0);
|
|
cairo_move_to (cr, x - r, y0);
|
|
cairo_line_to (cr, x + r, y0);
|
|
VECTORICONSTROKE(pt * .8, fg_color);
|
|
cairo_set_dash (cr, 0, 0, 0);
|
|
|
|
cairo_move_to (cr, x - o, y0 - o);
|
|
cairo_line_to (cr, x + o, y0 + o);
|
|
cairo_move_to (cr, x + o, y0 - o);
|
|
cairo_line_to (cr, x - o, y0 + o);
|
|
VECTORICONSTROKE(pt * .8, fg_color);
|
|
|
|
cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
|
|
cairo_arc (cr, x, y0, r, 0, 0);
|
|
cairo_arc (cr, x, y0, r *.8, 1.92 * M_PI, 1.92 * M_PI);
|
|
cairo_arc (cr, x, y0, r * 1.17, 1.92 * M_PI, 1.92 * M_PI);
|
|
cairo_close_path (cr);
|
|
cairo_arc_negative (cr, x, y0, r, 0, M_PI);
|
|
VECTORICONSTROKE(pt, fg_color);
|
|
}
|
|
|
|
|
|
static void icon_reset_knob (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double r0 = std::min (x, y) * .3;
|
|
const double r1 = std::min (x, y) * .65;
|
|
const double ar = std::min (x, y) * .25;
|
|
const double lw = DEFAULT_LINE_WIDTH;
|
|
const double lc = fmod (lw * .5, 1.0);
|
|
const double x0 = rint (x) - lc;
|
|
|
|
cairo_arc (cr, x0, y, r0, 0, 2. * M_PI);
|
|
cairo_move_to (cr, x0, y - r0);
|
|
cairo_line_to (cr, x0, y);
|
|
VECTORICONSTROKE(lw, fg_color);
|
|
|
|
/* outer ring w/CCW arrow */
|
|
cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
|
|
cairo_arc (cr, x0, y, r1, -.25 * M_PI, -.25 * M_PI);
|
|
cairo_rel_line_to (cr, 0, ar);
|
|
cairo_rel_line_to (cr, ar, -ar);
|
|
cairo_arc (cr, x0, y, r1, -.25 * M_PI, -.25 * M_PI);
|
|
cairo_arc (cr, x0, y, r1, -.25 * M_PI, 1.50 * M_PI);
|
|
VECTORICONSTROKE(lw, fg_color);
|
|
}
|
|
|
|
static void icon_config_wheel (cairo_t *cr, const int width, const int height, const uint32_t fg_color, int arrow)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double r0 = std::min (x, y) * .3;
|
|
const double r1 = std::min (x, y) * .55;
|
|
const double r2 = std::min (x, y) * .70;
|
|
const double ar = std::min (x, y) * .25;
|
|
const double lw = DEFAULT_LINE_WIDTH;
|
|
|
|
for (int i = 0; i < 8; ++i) {
|
|
double ang0 = i * 2.0 * M_PI / 8.0;
|
|
double ang1 = (i + 1) * 2.0 * M_PI / 8.0;
|
|
double angm = 2.0 * M_PI / 48.0;
|
|
double angd = 2.0 * M_PI / 64.0;
|
|
|
|
cairo_arc (cr, x, y, r2, ang0 - angm, ang0 + angm);
|
|
cairo_arc (cr, x, y, r1, ang0 + angm + angd, ang1 - angm - angd);
|
|
}
|
|
cairo_close_path (cr);
|
|
VECTORICONSTROKE(lw, fg_color);
|
|
|
|
cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND);
|
|
if (arrow == 0) {
|
|
cairo_arc (cr, x, y, r0, 0, 2.0 * M_PI);
|
|
} else if (arrow > 0) {
|
|
/* clockwise pointing arrow */
|
|
cairo_arc (cr, x, y, r0, 1.9 * M_PI, 1.9 * M_PI);
|
|
cairo_rel_line_to (cr, 0, -ar);
|
|
cairo_rel_line_to (cr, -ar, ar);
|
|
cairo_arc (cr, x, y, r0, 1.9 * M_PI, 1.9 * M_PI);
|
|
cairo_arc_negative (cr, x, y, r0, 1.9 * M_PI, .5 * M_PI);
|
|
} else {
|
|
/* counterclockwise arrow */
|
|
cairo_arc (cr, x, y, r0, 1.1 * M_PI, 1.1 * M_PI);
|
|
cairo_rel_line_to (cr, 0, -ar);
|
|
cairo_rel_line_to (cr, ar, ar);
|
|
cairo_arc (cr, x, y, r0, 1.1 * M_PI, 1.1 * M_PI);
|
|
cairo_arc (cr, x, y, r0, 1.1 * M_PI, .5 * M_PI);
|
|
}
|
|
VECTORICONSTROKE(lw, fg_color);
|
|
}
|
|
|
|
static void icon_pcb_via (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double x = ceil (width * .5) - .5;
|
|
const double y = ceil (height * .5) - .5;
|
|
|
|
const double d = rint (std::min (x, y) * .5);
|
|
const double r = std::min (x, y) * .16;
|
|
const double p = std::min (x, y) * .1;
|
|
|
|
cairo_arc_negative (cr, x+d, y+d, r, 1.15 * M_PI, -.85 * M_PI);
|
|
cairo_arc (cr, x+d, y+d, d * 1.12, 1.15 * M_PI, 1.15 * M_PI);
|
|
|
|
cairo_arc (cr, x-d, y-d, d * 1.12, 0.15 * M_PI, .15 * M_PI);
|
|
cairo_arc (cr, x-d, y-d, r, 0.15 * M_PI, 2.5 * M_PI);
|
|
|
|
cairo_arc (cr, x-d, y-d, r, .5 * M_PI, .5 * M_PI);
|
|
cairo_arc (cr, x-d, y+d, r, -.5 * M_PI, 1.5 * M_PI);
|
|
VECTORICONSTROKE (p, fg_color);
|
|
|
|
cairo_arc (cr, x+d, y-d, r, -.5 * M_PI, 1.5 * M_PI);
|
|
VECTORICONSTROKE (p, fg_color);
|
|
}
|
|
|
|
static void icon_latency_clock (cairo_t *cr, const int width, const int height, const uint32_t fg_color)
|
|
{
|
|
const double x = width * .5;
|
|
const double y = height * .5;
|
|
const double y0 = std::min (x, y) * .4;
|
|
const double r0 = std::min (x, y) * .1;
|
|
const double r1 = std::min (x, y) * .5;
|
|
const double r2 = std::min (x, y) * .66;
|
|
|
|
const double lw = DEFAULT_LINE_WIDTH;
|
|
const double lc = fmod (lw * .5, 1.0);
|
|
const double x0 = rint (x) - lc;
|
|
|
|
cairo_move_to (cr, x0, y - y0);
|
|
cairo_arc (cr, x0, y, r2, -.5 * M_PI, 1.25 * M_PI);
|
|
VECTORICONSTROKE(lw, fg_color);
|
|
|
|
cairo_arc (cr, x0, y, r0, -.4 * M_PI , .9 * M_PI);
|
|
cairo_arc (cr, x0, y, r1, 1.25 * M_PI, 1.25 * M_PI);
|
|
cairo_arc (cr, x0, y, r0, -.4 * M_PI, -.4 * M_PI);
|
|
cairo_close_path (cr);
|
|
cairo_fill (cr);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
|
|
bool
|
|
ArdourWidgets::ArdourIcon::render (cairo_t *cr,
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const enum ArdourWidgets::ArdourIcon::Icon icon,
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const int width, const int height,
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const Gtkmm2ext::ActiveState state,
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const uint32_t fg_color)
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{
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bool rv = true;
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cairo_save (cr);
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if (width < 6 || height < 6) {
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return false;
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}
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switch (icon) {
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case TransportStop:
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icon_transport_stop (cr, width, height);
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break;
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case TransportPlay:
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icon_transport_play (cr, width, height);
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break;
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case TransportLoop:
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icon_transport_loop (cr, width, height);
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break;
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case TransportMetronom:
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icon_transport_metronom (cr, width, height);
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break;
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case TransportPanic:
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icon_transport_panic (cr, width, height);
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break;
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case TransportStart:
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/* fall through */
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case TransportEnd:
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/* fall through */
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case TransportRange:
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icon_transport_ck (cr, icon, width, height);
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break;
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case RecTapeMode:
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icon_rec_tape (cr, width, height, state);
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break;
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case RecButton:
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icon_rec_enable (cr, width, height, state);
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break;
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case CloseCross:
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icon_close_cross (cr, width, height, fg_color);
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break;
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case StripWidth:
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icon_strip_width (cr, width, height, fg_color);
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break;
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case DinMidi:
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icon_din_midi (cr, width, height, fg_color);
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break;
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case NudgeLeft:
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icon_nudge_left (cr, width, height, fg_color);
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break;
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case NudgeRight:
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icon_nudge_right (cr, width, height, fg_color);
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break;
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case ZoomIn:
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/* fall through */
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case ZoomOut:
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/* fall through */
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case ZoomFull:
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icon_zoom (cr, icon, width, height, fg_color);
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break;
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case ZoomExpand:
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icon_zoom_expand (cr, width, height);
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break;
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case TimeAxisShrink:
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icon_tav_shrink (cr, width, height);
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break;
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case TimeAxisExpand:
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icon_tav_expand (cr, width, height);
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break;
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case ToolRange:
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/* similar to icon_strip_width() but with outline */
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icon_tool_range (cr, width, height);
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break;
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case ToolGrab:
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icon_tool_grab (cr, width, height);
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break;
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case ToolCut:
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icon_tool_cut (cr, width, height);
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break;
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case ToolStretch:
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icon_tool_stretch (cr, width, height);
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break;
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case ToolAudition:
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icon_tool_audition (cr, width, height);
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break;
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case ToolDraw:
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icon_tool_draw (cr, width, height);
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break;
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case ToolContent:
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icon_tool_content (cr, width, height);
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break;
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case PsetAdd:
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icon_plus_sign (cr, width, height, fg_color);
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break;
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case PsetSave:
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icon_save_arrow_box (cr, width, height, fg_color);
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break;
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case PsetDelete:
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icon_no_parking (cr, width, height, fg_color);
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break;
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case PluginReset:
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icon_reset_knob (cr, width, height, fg_color);
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break;
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case PluginBypass:
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icon_bypass (cr, width, height, fg_color);
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break;
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case PluginPinout:
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icon_pcb_via (cr, width, height, fg_color);
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break;
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case Config: /* unused */
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icon_config_wheel (cr, width, height, fg_color, 0);
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break;
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case ConfigReset: /* unused */
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icon_config_wheel (cr, width, height, fg_color, -1);
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break;
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case PowerOnOff: /* unused */
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icon_on_off (cr, width, height, fg_color);
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break;
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case LatencyClock: /* unused */
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icon_latency_clock (cr, width, height, fg_color);
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break;
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case NoIcon:
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rv = false;
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break;
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}
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cairo_restore (cr);
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return rv;
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}
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