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livetrax/libs/clearlooks/clearlooks_draw.c
David Robillard 8635f0e897 Update to clearlooks from gtk-engines-2.16.0 
git-svn-id: svn://localhost/ardour2/branches/3.0@3857 d708f5d6-7413-0410-9779-e7cbd77b26cf
2008-10-05 00:09:32 +00:00

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/* Clearlooks theme engine
* Copyright (C) 2006 Richard Stellingwerff
* Copyright (C) 2006 Daniel Borgman
* Copyright (C) 2007 Benjamin Berg
* Copyright (C) 2007 Andrea Cimitan
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
#include "clearlooks_draw.h"
#include "clearlooks_style.h"
#include "clearlooks_types.h"
#include "support.h"
#include <ge-support.h>
#include <math.h>
#include <cairo.h>
/* Normal shadings */
#define SHADE_TOP 1.055
#define SHADE_CENTER_TOP 1.01
#define SHADE_CENTER_BOTTOM 0.98
#define SHADE_BOTTOM 0.90
typedef void (*menubar_draw_proto) (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const MenuBarParameters *menubar,
int x, int y, int width, int height);
static void
clearlooks_draw_inset (cairo_t *cr,
const CairoColor *bg_color,
double x, double y, double width, double height,
double radius, uint8 corners)
{
CairoColor shadow;
CairoColor highlight;
double line_width;
double min = MIN (width, height);
line_width = cairo_get_line_width (cr);
/* not really sure of shading ratios... we will think */
ge_shade_color (bg_color, 0.94, &shadow);
ge_shade_color (bg_color, 1.06, &highlight);
/* highlight */
cairo_save (cr);
cairo_move_to (cr, x, y + height);
cairo_line_to (cr, x + min / 2.0, y + height - min / 2.0);
cairo_line_to (cr, x + width - min / 2.0, y + min / 2.0);
cairo_line_to (cr, x + width, y);
cairo_line_to (cr, x, y);
cairo_close_path (cr);
cairo_clip (cr);
ge_cairo_rounded_rectangle (cr, x + line_width / 2.0, y + line_width / 2.0,
width - line_width, height - line_width,
radius, corners);
ge_cairo_set_color (cr, &shadow);
cairo_stroke (cr);
cairo_restore (cr);
/* shadow */
cairo_save (cr);
cairo_move_to (cr, x, y + height);
cairo_line_to (cr, x + min / 2.0, y + height - min / 2.0);
cairo_line_to (cr, x + width - min / 2.0, y + min / 2.0);
cairo_line_to (cr, x + width, y);
cairo_line_to (cr, x + width, y + height);
cairo_close_path (cr);
cairo_clip (cr);
ge_cairo_rounded_rectangle (cr, x + line_width / 2.0, y + line_width / 2.0,
width - line_width, height - line_width,
radius, corners);
ge_cairo_set_color (cr, &highlight);
cairo_stroke (cr);
cairo_restore (cr);
}
static void
clearlooks_draw_shadow (cairo_t *cr, const ClearlooksColors *colors, gfloat radius, int width, int height)
{
CairoColor shadow;
cairo_save (cr);
ge_shade_color (&colors->shade[6], 0.92, &shadow);
cairo_set_line_width (cr, 1.0);
cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
cairo_set_source_rgba (cr, shadow.r, shadow.g, shadow.b, 0.1);
cairo_move_to (cr, width - 0.5, radius);
ge_cairo_rounded_corner (cr, width - 0.5, height - 0.5, radius, CR_CORNER_BOTTOMRIGHT);
cairo_line_to (cr, radius, height - 0.5);
cairo_stroke (cr);
cairo_restore (cr);
}
/* This is copied at least in clearlooks_draw_gummy.c.
* KEEP IN SYNC IF POSSIBLE! */
static void
clearlooks_draw_top_left_highlight (cairo_t *cr, const CairoColor *color,
const WidgetParameters *params,
int x, int y, int width, int height,
gdouble radius, CairoCorners corners)
{
CairoColor hilight;
double line_width = cairo_get_line_width (cr);
double offset = line_width / 2.0;
double light_top, light_bottom, light_left, light_right;
cairo_save (cr);
cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
light_top = y + offset;
light_bottom = y + height;
light_left = x + offset;
light_right = x + width;
if (corners & CR_CORNER_BOTTOMLEFT)
light_bottom -= radius;
if (corners & CR_CORNER_TOPRIGHT)
light_right -= radius;
ge_shade_color (color, params->style_constants->topleft_highlight_shade, &hilight);
cairo_move_to (cr, light_left, light_bottom);
ge_cairo_rounded_corner (cr, light_left, light_top, radius, corners & CR_CORNER_TOPLEFT);
cairo_line_to (cr, light_right, light_top);
cairo_set_source_rgba (cr, hilight.r, hilight.g, hilight.b, params->style_constants->topleft_highlight_alpha);
cairo_stroke (cr);
cairo_restore (cr);
}
#ifdef DEVELOPMENT
#warning seems to be very slow in scrollbar_stepper
#endif
static void
clearlooks_draw_highlight_and_shade (cairo_t *cr, const ClearlooksColors *colors,
const ShadowParameters *params,
int width, int height, gdouble radius)
{
CairoColor hilight;
CairoColor shadow;
uint8 corners = params->corners;
double x = 1.0;
double y = 1.0;
ge_shade_color (&colors->bg[0], 1.06, &hilight);
ge_shade_color (&colors->bg[0], 0.94, &shadow);
width -= 2;
height -= 2;
cairo_save (cr);
/* Top/Left highlight */
if (corners & CR_CORNER_BOTTOMLEFT)
cairo_move_to (cr, x + 0.5, y+height-radius);
else
cairo_move_to (cr, x + 0.5, y+height);
ge_cairo_rounded_corner (cr, x + 0.5, y + 0.5, radius, corners & CR_CORNER_TOPLEFT);
if (corners & CR_CORNER_TOPRIGHT)
cairo_line_to (cr, x+width-radius, y + 0.5);
else
cairo_line_to (cr, x+width, y + 0.5);
if (params->shadow & CL_SHADOW_OUT)
ge_cairo_set_color (cr, &hilight);
else
ge_cairo_set_color (cr, &shadow);
cairo_stroke (cr);
/* Bottom/Right highlight -- this includes the corners */
cairo_arc (cr, x + width - 0.5 - radius, y + radius, radius, G_PI * (3/2.0+1/4.0), G_PI * 2);
ge_cairo_rounded_corner (cr, x+width - 0.5, y+height - 0.5, radius, corners & CR_CORNER_BOTTOMRIGHT);
cairo_arc (cr, x + radius, y + height - 0.5 - radius, radius, G_PI * 1/2, G_PI * 3/4);
if (params->shadow & CL_SHADOW_OUT)
ge_cairo_set_color (cr, &shadow);
else
ge_cairo_set_color (cr, &hilight);
cairo_stroke (cr);
cairo_restore (cr);
}
static void
clearlooks_set_border_gradient (cairo_t *cr, const CairoColor *color, double hilight, int width, int height)
{
cairo_pattern_t *pattern;
CairoColor bottom_shade;
ge_shade_color (color, hilight, &bottom_shade);
pattern = cairo_pattern_create_linear (0, 0, width, height);
cairo_pattern_add_color_stop_rgb (pattern, 0, color->r, color->g, color->b);
cairo_pattern_add_color_stop_rgb (pattern, 1, bottom_shade.r, bottom_shade.g, bottom_shade.b);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
}
static void
clearlooks_draw_gripdots (cairo_t *cr, const ClearlooksColors *colors, int x, int y,
int width, int height, int xr, int yr,
float contrast)
{
const CairoColor *dark = &colors->shade[4];
CairoColor hilight;
int i, j;
int xoff, yoff;
int x_start, y_start;
ge_shade_color (dark, 1.5, &hilight);
/* The "- 1" is because there is no space in front of the first dot. */
x_start = x + width / 2 - ((xr * 3 - 1) / 2);
y_start = y + height / 2 - ((yr * 3 - 1) / 2);
for ( i = 0; i < xr; i++ )
{
for ( j = 0; j < yr; j++ )
{
xoff = 3 * i;
yoff = 3 * j;
cairo_rectangle (cr, x_start + xoff, y_start + yoff, 2, 2);
cairo_set_source_rgba (cr, hilight.r, hilight.g, hilight.b, 0.8+contrast);
cairo_fill (cr);
cairo_rectangle (cr, x_start + xoff, y_start + yoff, 1, 1);
cairo_set_source_rgba (cr, dark->r, dark->g, dark->b, 0.8+contrast);
cairo_fill (cr);
}
}
}
static void
clearlooks_draw_button (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
int x, int y, int width, int height)
{
double xoffset = 0, yoffset = 0;
double radius = params->radius;
const CairoColor *fill = &colors->bg[params->state_type];
CairoColor border_normal = colors->shade[6];
CairoColor border_disabled = colors->shade[4];
CairoColor shadow;
ge_shade_color (&border_normal, 1.04, &border_normal);
ge_shade_color (&border_normal, 0.94, &shadow);
ge_shade_color (&border_disabled, 1.08, &border_disabled);
cairo_save (cr);
cairo_translate (cr, x, y);
cairo_set_line_width (cr, 1.0);
if (params->xthickness == 3 || params->ythickness == 3)
{
if (params->xthickness == 3)
xoffset = 1;
if (params->ythickness == 3)
yoffset = 1;
}
radius = MIN (radius, MIN ((width - 2.0 - xoffset * 2.0) / 2.0, (height - 2.0 - yoffset * 2) / 2.0));
if (params->xthickness == 3 || params->ythickness == 3)
{
params->style_functions->draw_inset (cr, &params->parentbg, 0, 0, width, height, radius+1, params->corners);
}
ge_cairo_rounded_rectangle (cr, xoffset+1, yoffset+1,
width-(xoffset*2)-2,
height-(yoffset*2)-2,
radius, params->corners);
if (!params->active)
{
cairo_pattern_t *pattern;
CairoColor top_shade, topmiddle_shade, bottom_shade, middle_shade;
ge_shade_color (fill, SHADE_TOP, &top_shade);
ge_shade_color (fill, SHADE_CENTER_TOP, &topmiddle_shade);
ge_shade_color (fill, SHADE_CENTER_BOTTOM, &middle_shade);
ge_shade_color (fill, SHADE_BOTTOM, &bottom_shade);
cairo_save (cr);
cairo_clip_preserve (cr);
pattern = cairo_pattern_create_linear (0, 0, 0, height);
cairo_pattern_add_color_stop_rgb (pattern, 0.0, top_shade.r, top_shade.g, top_shade.b);
cairo_pattern_add_color_stop_rgb (pattern, 0.3, topmiddle_shade.r, topmiddle_shade.g, topmiddle_shade.b);
cairo_pattern_add_color_stop_rgb (pattern, 0.7, middle_shade.r, middle_shade.g, middle_shade.b);
cairo_pattern_add_color_stop_rgb (pattern, 1.0, bottom_shade.r, bottom_shade.g, bottom_shade.b);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
cairo_move_to (cr, width-(xoffset*2)-0.5, 0);
cairo_line_to (cr, width-(xoffset*2)-0.5, height);
ge_cairo_set_color (cr, &bottom_shade);
cairo_stroke (cr);
/* Draw topleft shadow */
params->style_functions->draw_top_left_highlight (cr, fill, params, xoffset + 1, yoffset + 1,
width - 2*(xoffset + 1), height - 2*(yoffset + 1),
MAX(radius-1, 0), params->corners);
cairo_restore (cr);
}
else
{
cairo_pattern_t *pattern;
ge_cairo_set_color (cr, fill);
cairo_fill_preserve (cr);
pattern = cairo_pattern_create_linear (0, 0, 0, height);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, shadow.r, shadow.g, shadow.b, 0.0);
cairo_pattern_add_color_stop_rgba (pattern, 0.4, shadow.r, shadow.g, shadow.b, 0.0);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, shadow.r, shadow.g, shadow.b, 0.2);
cairo_set_source (cr, pattern);
cairo_fill_preserve (cr);
cairo_pattern_destroy (pattern);
pattern = cairo_pattern_create_linear (0, yoffset+1, 0, 3+yoffset);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, shadow.r, shadow.g, shadow.b, params->disabled ? 0.125 : 0.32);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, shadow.r, shadow.g, shadow.b, 0.0);
cairo_set_source (cr, pattern);
cairo_fill_preserve (cr);
cairo_pattern_destroy (pattern);
pattern = cairo_pattern_create_linear (xoffset+1, 0, 3+xoffset, 0);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, shadow.r, shadow.g, shadow.b, params->disabled ? 0.125 : 0.32);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, shadow.r, shadow.g, shadow.b, 0.0);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
}
/* Drawing the border */
if (!params->active && params->is_default)
{
ge_shade_color (&border_normal, 0.74, &border_normal);
}
ge_cairo_inner_rounded_rectangle (cr, xoffset, yoffset, width-(xoffset*2), height-(yoffset*2), radius, params->corners);
if (params->disabled)
{
ge_cairo_set_color (cr, &border_disabled);
}
else
{
if (!params->active)
clearlooks_set_border_gradient (cr, &border_normal,
params->is_default ? 1.1 : 1.3, 0, height);
else
{
ge_shade_color (&border_normal, 1.08, &border_normal);
ge_cairo_set_color (cr, &border_normal);
}
}
cairo_stroke (cr);
cairo_restore (cr);
}
static void
clearlooks_draw_entry (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
int x, int y, int width, int height)
{
const CairoColor *base = &colors->base[params->state_type];
CairoColor border = colors->shade[params->disabled ? 3 : 6];
double radius = MIN (params->radius, MIN ((width - 4.0) / 2.0, (height - 4.0) / 2.0));
if (params->focus)
border = colors->spot[2];
cairo_save (cr);
cairo_translate (cr, x, y);
cairo_set_line_width (cr, 1.0);
/* Now fill the area we want to be base[NORMAL]. */
ge_cairo_rounded_rectangle (cr, 2, 2, width-4, height-4, MAX(0, radius-1), params->corners);
ge_cairo_set_color (cr, base);
cairo_fill (cr);
params->style_functions->draw_inset (cr, &params->parentbg, 0, 0, width, height, radius+1, params->corners);
/* Draw the inner shadow */
if (params->focus)
{
ge_cairo_set_color (cr, &colors->spot[0]);
ge_cairo_inner_rounded_rectangle (cr, 2, 2, width-4, height-4, MAX(0, radius-1), params->corners);
cairo_stroke (cr);
}
else
{
CairoColor shadow;
ge_shade_color (&border, 0.925, &shadow);
cairo_set_source_rgba (cr, shadow.r, shadow.g, shadow.b, params->disabled ? 0.05 : 0.1);
cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
cairo_move_to (cr, 2.5, height-radius);
cairo_arc (cr, 2.5+MAX(0, radius-1), 2.5+MAX(0, radius-1), MAX(0, radius-1), G_PI, 270*(G_PI/180));
cairo_line_to (cr, width-radius, 2.5);
cairo_stroke (cr);
}
ge_cairo_inner_rounded_rectangle (cr, 1, 1, width-2, height-2, radius, params->corners);
if (params->focus || params->disabled)
ge_cairo_set_color (cr, &border);
else
clearlooks_set_border_gradient (cr, &border, 1.32, 0, height);
cairo_stroke (cr);
cairo_restore (cr);
}
static void
clearlooks_draw_spinbutton (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
int x, int y, int width, int height)
{
const CairoColor *border = &colors->shade[!params->disabled ? 5 : 3];
CairoColor hilight;
params->style_functions->draw_button (cr, colors, params, x, y, width, height);
ge_shade_color (&colors->bg[0], params->style_constants->topleft_highlight_shade, &hilight);
hilight.a = params->style_constants->topleft_highlight_alpha;
cairo_translate (cr, x, y);
cairo_move_to (cr, params->xthickness + 0.5, (height/2) + 0.5);
cairo_line_to (cr, width-params->xthickness - 0.5, (height/2) + 0.5);
ge_cairo_set_color (cr, border);
cairo_stroke (cr);
cairo_move_to (cr, params->xthickness + 0.5, (height/2)+1.5);
cairo_line_to (cr, width-params->xthickness - 0.5, (height/2)+1.5);
ge_cairo_set_color (cr, &hilight);
cairo_stroke (cr);
}
static void
clearlooks_draw_spinbutton_down (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
int x, int y, int width, int height)
{
cairo_pattern_t *pattern;
double radius = MIN (params->radius, MIN ((width - 4.0) / 2.0, (height - 4.0) / 2.0));
CairoColor shadow;
ge_shade_color (&colors->bg[0], 0.8, &shadow);
cairo_translate (cr, x+1, y+1);
ge_cairo_rounded_rectangle (cr, 1, 1, width-4, height-4, radius, params->corners);
ge_cairo_set_color (cr, &colors->bg[params->state_type]);
cairo_fill_preserve (cr);
pattern = cairo_pattern_create_linear (0, 0, 0, height);
cairo_pattern_add_color_stop_rgb (pattern, 0.0, shadow.r, shadow.g, shadow.b);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, shadow.r, shadow.g, shadow.b, 0.0);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
}
static void
clearlooks_scale_draw_gradient (cairo_t *cr,
const CairoColor *c1,
const CairoColor *c2,
const CairoColor *c3,
int x, int y, int width, int height,
boolean horizontal)
{
cairo_pattern_t *pattern;
pattern = cairo_pattern_create_linear (0.5, 0.5, horizontal ? 0.5 : width + 1, horizontal ? height + 1: 0.5);
cairo_pattern_add_color_stop_rgb (pattern, 0.0, c1->r, c1->g, c1->b);
cairo_pattern_add_color_stop_rgb (pattern, 1.0, c2->r, c2->g, c2->b);
cairo_rectangle (cr, x, y, width, height);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
ge_cairo_set_color (cr, c3);
ge_cairo_inner_rectangle (cr, x, y, width, height);
cairo_stroke (cr);
}
#define TROUGH_SIZE 7
static void
clearlooks_draw_scale_trough (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const SliderParameters *slider,
int x, int y, int width, int height)
{
int trough_width, trough_height;
double translate_x, translate_y;
cairo_save (cr);
if (slider->horizontal)
{
trough_width = width;
trough_height = TROUGH_SIZE;
translate_x = x;
translate_y = y + (height/2) - (TROUGH_SIZE/2);
}
else
{
trough_width = TROUGH_SIZE;
trough_height = height;
translate_x = x + (width/2) - (TROUGH_SIZE/2);
translate_y = y;
}
cairo_set_line_width (cr, 1.0);
cairo_translate (cr, translate_x, translate_y);
if (!slider->fill_level)
params->style_functions->draw_inset (cr, &params->parentbg, 0, 0, trough_width, trough_height, 0, 0);
if (!slider->lower && !slider->fill_level)
{
CairoColor shadow;
ge_shade_color (&colors->shade[2], 0.96, &shadow);
clearlooks_scale_draw_gradient (cr, &shadow, /* top */
&colors->shade[2], /* bottom */
&colors->shade[4], /* border */
1.0, 1.0, trough_width - 2, trough_height - 2,
slider->horizontal);
}
else
{
CairoColor border = colors->spot[2];
border.a = 0.64;
clearlooks_scale_draw_gradient (cr, &colors->spot[1], /* top */
&colors->spot[0], /* bottom */
&border, /* border */
1.0, 1.0, trough_width - 2, trough_height - 2,
slider->horizontal);
}
cairo_restore (cr);
}
static void
clearlooks_draw_slider (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
int x, int y, int width, int height)
{
const CairoColor *spot = &colors->spot[1];
const CairoColor *fill = &colors->shade[2];
CairoColor border = colors->shade[params->disabled ? 4 : 6];
double radius = MIN (params->radius, MIN ((width - 1.0) / 2.0, (height - 1.0) / 2.0));
cairo_pattern_t *pattern;
cairo_set_line_width (cr, 1.0);
cairo_translate (cr, x, y);
if (params->prelight)
border = colors->spot[2];
/* fill the widget */
ge_cairo_rounded_rectangle (cr, 1.0, 1.0, width-2, height-2, radius, params->corners);
/* Fake light */
if (!params->disabled)
{
const CairoColor *top = &colors->shade[0];
const CairoColor *bot = &colors->shade[2];
pattern = cairo_pattern_create_linear (0, 0, 0, height);
cairo_pattern_add_color_stop_rgb (pattern, 0.0, top->r, top->g, top->b);
cairo_pattern_add_color_stop_rgb (pattern, 1.0, bot->r, bot->g, bot->b);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
}
else
{
ge_cairo_set_color (cr, fill);
cairo_fill (cr);
}
/* Set the clip */
cairo_save (cr);
cairo_rectangle (cr, 1.0, 1.0, 6, height-2);
cairo_rectangle (cr, width-7.0, 1.0, 6, height-2);
cairo_clip_preserve (cr);
cairo_new_path (cr);
/* Draw the handles */
ge_cairo_rounded_rectangle (cr, 1.0, 1.0, width-1, height-1, radius, params->corners);
pattern = cairo_pattern_create_linear (1.0, 1.0, 1.0, 1.0+height);
if (params->prelight)
{
CairoColor highlight;
ge_shade_color (spot, 1.3, &highlight);
cairo_pattern_add_color_stop_rgb (pattern, 0.0, highlight.r, highlight.g, highlight.b);
cairo_pattern_add_color_stop_rgb (pattern, 1.0, spot->r, spot->g, spot->b);
cairo_set_source (cr, pattern);
}
else
{
CairoColor hilight;
ge_shade_color (fill, 1.3, &hilight);
cairo_set_source_rgba (cr, hilight.r, hilight.g, hilight.b, 0.5);
}
cairo_fill (cr);
cairo_pattern_destroy (pattern);
cairo_restore (cr);
/* Draw the border */
ge_cairo_inner_rounded_rectangle (cr, 0, 0, width, height, radius, params->corners);
if (params->prelight || params->disabled)
ge_cairo_set_color (cr, &border);
else
clearlooks_set_border_gradient (cr, &border, 1.2, 0, height);
cairo_stroke (cr);
/* Draw handle lines */
if (width > 14)
{
cairo_move_to (cr, 6.5, 1.0);
cairo_line_to (cr, 6.5, height-1);
cairo_move_to (cr, width-6.5, 1.0);
cairo_line_to (cr, width-6.5, height-1);
cairo_set_line_width (cr, 1.0);
border.a = params->disabled ? 0.6 : 0.3;
ge_cairo_set_color (cr, &border);
cairo_stroke (cr);
}
}
static void
clearlooks_draw_slider_button (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const SliderParameters *slider,
int x, int y, int width, int height)
{
double radius = MIN (params->radius, MIN ((width - 1.0) / 2.0, (height - 1.0) / 2.0));
cairo_save (cr);
cairo_set_line_width (cr, 1.0);
if (!slider->horizontal)
ge_cairo_exchange_axis (cr, &x, &y, &width, &height);
cairo_translate (cr, x, y);
params->style_functions->draw_shadow (cr, colors, radius, width, height);
params->style_functions->draw_slider (cr, colors, params, 1, 1, width-2, height-2);
if (width > 24)
params->style_functions->draw_gripdots (cr, colors, 1, 1, width-2, height-2, 3, 3, 0);
cairo_restore (cr);
}
static void
clearlooks_draw_progressbar_trough (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
int x, int y, int width, int height)
{
const CairoColor *border = &colors->shade[4];
CairoColor shadow;
cairo_pattern_t *pattern;
double radius = MIN (params->radius, MIN ((height-2.0) / 2.0, (width-2.0) / 2.0));
cairo_save (cr);
cairo_set_line_width (cr, 1.0);
/* Create trough box */
ge_cairo_rounded_rectangle (cr, x+1, y+1, width-2, height-2, radius, params->corners);
ge_cairo_set_color (cr, &colors->shade[2]);
cairo_fill (cr);
/* Draw border */
ge_cairo_rounded_rectangle (cr, x+0.5, y+0.5, width-1, height-1, radius, params->corners);
ge_cairo_set_color (cr, border);
cairo_stroke (cr);
/* clip the corners of the shadows */
ge_cairo_rounded_rectangle (cr, x+1, y+1, width-2, height-2, radius, params->corners);
cairo_clip (cr);
ge_shade_color (border, 0.925, &shadow);
/* Top shadow */
cairo_rectangle (cr, x+1, y+1, width-2, 4);
pattern = cairo_pattern_create_linear (x, y, x, y+4);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, shadow.r, shadow.g, shadow.b, 0.2);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, shadow.r, shadow.g, shadow.b, 0);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
/* Left shadow */
cairo_rectangle (cr, x+1, y+1, 4, height-2);
pattern = cairo_pattern_create_linear (x, y, x+4, y);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, shadow.r, shadow.g, shadow.b, 0.2);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, shadow.r, shadow.g, shadow.b, 0);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
cairo_restore (cr);
}
static void
clearlooks_draw_progressbar_fill (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const ProgressBarParameters *progressbar,
int x, int y, int width, int height,
gint offset)
{
boolean is_horizontal = progressbar->orientation < 2;
double tile_pos = 0;
double stroke_width;
double radius;
int x_step;
cairo_pattern_t *pattern;
CairoColor bg_shade;
CairoColor border;
CairoColor shadow;
radius = MAX (0, params->radius - params->xthickness);
cairo_save (cr);
if (!is_horizontal)
ge_cairo_exchange_axis (cr, &x, &y, &width, &height);
if ((progressbar->orientation == CL_ORIENTATION_RIGHT_TO_LEFT) || (progressbar->orientation == CL_ORIENTATION_BOTTOM_TO_TOP))
ge_cairo_mirror (cr, CR_MIRROR_HORIZONTAL, &x, &y, &width, &height);
/* Clamp the radius so that the _height_ fits ... */
radius = MIN (radius, height / 2.0);
stroke_width = height;
x_step = (((float)stroke_width/10)*offset); /* This looks weird ... */
cairo_translate (cr, x, y);
cairo_save (cr);
/* This is kind of nasty ... Clip twice from each side in case the length
* of the fill is smaller than twice the radius. */
ge_cairo_rounded_rectangle (cr, 0, 0, width + radius, height, radius, CR_CORNER_TOPLEFT | CR_CORNER_BOTTOMLEFT);
cairo_clip (cr);
ge_cairo_rounded_rectangle (cr, -radius, 0, width + radius, height, radius, CR_CORNER_TOPRIGHT | CR_CORNER_BOTTOMRIGHT);
cairo_clip (cr);
/* Draw the background gradient */
ge_shade_color (&colors->spot[1], 1.1, &bg_shade);
/* Just leave this disabled, maybe we could use the same gradient
* as the buttons in the future, not flat fill */
/* pattern = cairo_pattern_create_linear (0, 0, 0, height);*/
/* cairo_pattern_add_color_stop_rgb (pattern, 0.0, bg_shade.r, bg_shade.g, bg_shade.b);*/
/* cairo_pattern_add_color_stop_rgb (pattern, 0.6, colors->spot[1].r, colors->spot[1].g, colors->spot[1].b);*/
/* cairo_pattern_add_color_stop_rgb (pattern, 1.0, bg_shade.r, bg_shade.g, bg_shade.b);*/
/* cairo_set_source (cr, pattern);*/
/* cairo_paint (cr);*/
/* cairo_pattern_destroy (pattern);*/
ge_cairo_set_color (cr, &bg_shade);
cairo_paint (cr);
/* Draw the Strokes */
while (tile_pos <= width+x_step)
{
cairo_move_to (cr, stroke_width/2-x_step, 0);
cairo_line_to (cr, stroke_width-x_step, 0);
cairo_line_to (cr, stroke_width/2-x_step, height);
cairo_line_to (cr, -x_step, height);
cairo_translate (cr, stroke_width, 0);
tile_pos += stroke_width;
}
pattern = cairo_pattern_create_linear (0, 0, 0, height);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, colors->spot[2].r, colors->spot[2].g, colors->spot[2].b, 0);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, colors->spot[2].r, colors->spot[2].g, colors->spot[2].b, 0.24);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
cairo_restore (cr); /* rounded clip region */
/* Draw the dark lines and the shadow */
cairo_save (cr);
/* Again, this weird clip area. */
ge_cairo_rounded_rectangle (cr, -1.0, 0, width + radius + 2.0, height, radius, CR_CORNER_TOPLEFT | CR_CORNER_BOTTOMLEFT);
cairo_clip (cr);
ge_cairo_rounded_rectangle (cr, -radius - 1.0, 0, width + radius + 2.0, height, radius, CR_CORNER_TOPRIGHT | CR_CORNER_BOTTOMRIGHT);
cairo_clip (cr);
shadow.r = 0.0;
shadow.g = 0.0;
shadow.b = 0.0;
shadow.a = 0.1;
if (progressbar->pulsing)
{
/* At the beginning of the bar. */
cairo_move_to (cr, -0.5 + radius, height + 0.5);
ge_cairo_rounded_corner (cr, -0.5, height + 0.5, radius + 1, CR_CORNER_BOTTOMLEFT);
ge_cairo_rounded_corner (cr, -0.5, -0.5, radius + 1, CR_CORNER_TOPLEFT);
ge_cairo_set_color (cr, &shadow);
cairo_stroke (cr);
}
if (progressbar->value < 1.0 || progressbar->pulsing)
{
/* At the end of the bar. */
cairo_move_to (cr, width + 0.5 - radius, -0.5);
ge_cairo_rounded_corner (cr, width + 0.5, -0.5, radius + 1, CR_CORNER_TOPRIGHT);
ge_cairo_rounded_corner (cr, width + 0.5, height + 0.5, radius + 1, CR_CORNER_BOTTOMRIGHT);
ge_cairo_set_color (cr, &shadow);
cairo_stroke (cr);
}
/* ge_cairo_rounded_rectangle (cr, 1.5,1.5, width-2, height-2, radius, CR_CORNER_ALL);*/
/* cairo_set_source_rgba (cr, colors->spot[0].r, colors->spot[0].g, colors->spot[0].b, 1);*/
/* cairo_stroke (cr);*/
params->style_functions->draw_top_left_highlight (cr, &colors->spot[1], params, 1.5, 1.5,
width - 1, height - 1,
radius, params->corners);
border = colors->spot[2];
border.a = 0.6;
ge_cairo_rounded_rectangle (cr, 0.5, 0.5, width-1, height-1, radius, CR_CORNER_ALL);
ge_cairo_set_color (cr, &border);
cairo_stroke (cr);
cairo_restore (cr);
cairo_restore (cr); /* rotation, mirroring */
}
static void
clearlooks_draw_optionmenu (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const OptionMenuParameters *optionmenu,
int x, int y, int width, int height)
{
SeparatorParameters separator;
int offset = params->ythickness + 2;
params->style_functions->draw_button (cr, colors, params, x, y, width, height);
separator.horizontal = FALSE;
params->style_functions->draw_separator (cr, colors, params, &separator, x+optionmenu->linepos, y + offset, 2, height - offset*2);
}
static void
clearlooks_draw_menu_item_separator (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
const SeparatorParameters *separator,
int x, int y, int width, int height)
{
cairo_save (cr);
cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
ge_cairo_set_color (cr, &colors->shade[5]);
if (separator->horizontal)
cairo_rectangle (cr, x, y, width, 1);
else
cairo_rectangle (cr, x, y, 1, height);
cairo_fill (cr);
cairo_restore (cr);
}
static void
clearlooks_draw_menubar0 (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const MenuBarParameters *menubar,
int x, int y, int width, int height)
{
const CairoColor *dark = &colors->shade[3];
cairo_save (cr);
cairo_set_line_width (cr, 1);
cairo_translate (cr, x, y);
cairo_move_to (cr, 0, height-0.5);
cairo_line_to (cr, width, height-0.5);
ge_cairo_set_color (cr, dark);
cairo_stroke (cr);
cairo_restore (cr);
}
static void
clearlooks_draw_menubar2 (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const MenuBarParameters *menubar,
int x, int y, int width, int height)
{
CairoColor lower;
cairo_pattern_t *pattern;
cairo_save (cr);
ge_shade_color (&colors->bg[0], 0.96, &lower);
cairo_translate (cr, x, y);
cairo_rectangle (cr, 0, 0, width, height);
/* Draw the gradient */
pattern = cairo_pattern_create_linear (0, 0, 0, height);
cairo_pattern_add_color_stop_rgb (pattern, 0.0, colors->bg[0].r,
colors->bg[0].g,
colors->bg[0].b);
cairo_pattern_add_color_stop_rgb (pattern, 1.0, lower.r,
lower.g,
lower.b);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
/* Draw bottom line */
cairo_set_line_width (cr, 1.0);
cairo_move_to (cr, 0, height-0.5);
cairo_line_to (cr, width, height-0.5);
ge_cairo_set_color (cr, &colors->shade[3]);
cairo_stroke (cr);
cairo_restore (cr);
}
static void
clearlooks_draw_menubar1 (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const MenuBarParameters *menubar,
int x, int y, int width, int height)
{
const CairoColor *border = &colors->shade[3];
clearlooks_draw_menubar2 (cr, colors, params, menubar,
x, y, width, height);
ge_cairo_set_color (cr, border);
ge_cairo_stroke_rectangle (cr, 0.5, 0.5, width-1, height-1);
}
static menubar_draw_proto clearlooks_menubar_draw[3] =
{
clearlooks_draw_menubar0,
clearlooks_draw_menubar1,
clearlooks_draw_menubar2
};
static void
clearlooks_draw_menubar (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const MenuBarParameters *menubar,
int x, int y, int width, int height)
{
if (menubar->style < 0 || menubar->style >= G_N_ELEMENTS (clearlooks_menubar_draw))
return;
clearlooks_menubar_draw[menubar->style](cr, colors, params, menubar,
x, y, width, height);
}
static void
clearlooks_get_frame_gap_clip (int x, int y, int width, int height,
const FrameParameters *frame,
ClearlooksRectangle *bevel,
ClearlooksRectangle *border)
{
if (frame->gap_side == CL_GAP_TOP)
{
CLEARLOOKS_RECTANGLE_SET (*bevel, 2.0 + frame->gap_x, 0.0,
frame->gap_width - 3, 2.0);
CLEARLOOKS_RECTANGLE_SET (*border, 1.0 + frame->gap_x, 0.0,
frame->gap_width - 2, 2.0);
}
else if (frame->gap_side == CL_GAP_BOTTOM)
{
CLEARLOOKS_RECTANGLE_SET (*bevel, 2.0 + frame->gap_x, height - 2.0,
frame->gap_width - 3, 2.0);
CLEARLOOKS_RECTANGLE_SET (*border, 1.0 + frame->gap_x, height - 1.0,
frame->gap_width - 2, 2.0);
}
else if (frame->gap_side == CL_GAP_LEFT)
{
CLEARLOOKS_RECTANGLE_SET (*bevel, 0.0, 2.0 + frame->gap_x,
2.0, frame->gap_width - 3);
CLEARLOOKS_RECTANGLE_SET (*border, 0.0, 1.0 + frame->gap_x,
1.0, frame->gap_width - 2);
}
else if (frame->gap_side == CL_GAP_RIGHT)
{
CLEARLOOKS_RECTANGLE_SET (*bevel, width - 2.0, 2.0 + frame->gap_x,
2.0, frame->gap_width - 3);
CLEARLOOKS_RECTANGLE_SET (*border, width - 1.0, 1.0 + frame->gap_x,
1.0, frame->gap_width - 2);
}
}
static void
clearlooks_draw_frame (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const FrameParameters *frame,
int x, int y, int width, int height)
{
const CairoColor *border = frame->border;
const CairoColor *dark = (CairoColor*)&colors->shade[4];
ClearlooksRectangle bevel_clip = {0, 0, 0, 0};
ClearlooksRectangle frame_clip = {0, 0, 0, 0};
double radius = MIN (params->radius, MIN ((width - 2.0) / 2.0, (height - 2.0) / 2.0));
CairoColor hilight;
ge_shade_color (&colors->bg[0], 1.05, &hilight);
if (frame->shadow == CL_SHADOW_NONE)
return;
if (frame->gap_x != -1)
clearlooks_get_frame_gap_clip (x, y, width, height,
frame, &bevel_clip, &frame_clip);
cairo_set_line_width (cr, 1.0);
cairo_translate (cr, x, y);
/* save everything */
cairo_save (cr);
/* Set clip for the bevel */
if (frame->gap_x != -1)
{
/* Set clip for gap */
cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD);
cairo_rectangle (cr, 0, 0, width, height);
cairo_rectangle (cr, bevel_clip.x, bevel_clip.y, bevel_clip.width, bevel_clip.height);
cairo_clip (cr);
}
/* Draw the bevel */
if (frame->shadow == CL_SHADOW_ETCHED_IN || frame->shadow == CL_SHADOW_ETCHED_OUT)
{
ge_cairo_set_color (cr, &hilight);
if (frame->shadow == CL_SHADOW_ETCHED_IN)
ge_cairo_inner_rounded_rectangle (cr, 1, 1, width-1, height-1, radius, params->corners);
else
ge_cairo_inner_rounded_rectangle (cr, 0, 0, width-1, height-1, radius, params->corners);
cairo_stroke (cr);
}
else if (frame->shadow != CL_SHADOW_NONE)
{
ShadowParameters shadow;
shadow.corners = params->corners;
shadow.shadow = frame->shadow;
clearlooks_draw_highlight_and_shade (cr, colors, &shadow, width, height, radius);
}
/* restore the previous clip region */
cairo_restore (cr);
cairo_save (cr);
if (frame->gap_x != -1)
{
/* Set clip for gap */
cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD);
cairo_rectangle (cr, 0, 0, width, height);
cairo_rectangle (cr, frame_clip.x, frame_clip.y, frame_clip.width, frame_clip.height);
cairo_clip (cr);
}
/* Draw frame */
if (frame->shadow == CL_SHADOW_ETCHED_IN || frame->shadow == CL_SHADOW_ETCHED_OUT)
{
ge_cairo_set_color (cr, dark);
if (frame->shadow == CL_SHADOW_ETCHED_IN)
ge_cairo_inner_rounded_rectangle (cr, 0, 0, width-1, height-1, radius, params->corners);
else
ge_cairo_inner_rounded_rectangle (cr, 1, 1, width-1, height-1, radius, params->corners);
}
else
{
ge_cairo_set_color (cr, border);
ge_cairo_inner_rounded_rectangle (cr, 0, 0, width, height, radius, params->corners);
}
cairo_stroke (cr);
cairo_restore (cr);
}
static void
clearlooks_draw_tab (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const TabParameters *tab,
int x, int y, int width, int height)
{
const CairoColor *border1 = &colors->shade[6];
const CairoColor *border2 = &colors->shade[5];
const CairoColor *stripe_fill = &colors->spot[1];
const CairoColor *stripe_border = &colors->spot[2];
const CairoColor *fill;
CairoColor hilight;
cairo_pattern_t *pattern;
double radius;
double stripe_size = 2.0;
double stripe_fill_size;
double length;
radius = MIN (params->radius, MIN ((width - 2.0) / 2.0, (height - 2.0) / 2.0));
cairo_save (cr);
/* Set clip */
cairo_rectangle (cr, x, y, width, height);
cairo_clip (cr);
cairo_new_path (cr);
/* Translate and set line width */
cairo_set_line_width (cr, 1.0);
cairo_translate (cr, x, y);
/* Make the tabs slightly bigger than they should be, to create a gap */
/* And calculate the strip size too, while you're at it */
if (tab->gap_side == CL_GAP_TOP || tab->gap_side == CL_GAP_BOTTOM)
{
height += 3.0;
length = height;
stripe_fill_size = (tab->gap_side == CL_GAP_TOP ? stripe_size/height : stripe_size/(height-2));
if (tab->gap_side == CL_GAP_TOP)
cairo_translate (cr, 0.0, -3.0); /* gap at the other side */
}
else
{
width += 3.0;
length = width;
stripe_fill_size = (tab->gap_side == CL_GAP_LEFT ? stripe_size/width : stripe_size/(width-2));
if (tab->gap_side == CL_GAP_LEFT)
cairo_translate (cr, -3.0, 0.0); /* gap at the other side */
}
/* Set the fill color */
fill = &colors->bg[params->state_type];
/* Set tab shape */
ge_cairo_rounded_rectangle (cr, 0.5, 0.5, width-1, height-1,
radius, params->corners);
/* Draw fill */
ge_cairo_set_color (cr, fill);
cairo_fill (cr);
ge_shade_color (fill, 1.3, &hilight);
/* Draw highlight */
if (!params->active)
{
ShadowParameters shadow;
shadow.shadow = CL_SHADOW_OUT;
shadow.corners = params->corners;
clearlooks_draw_highlight_and_shade (cr, colors, &shadow,
width,
height, radius);
}
if (params->active)
{
CairoColor shadow;
switch (tab->gap_side)
{
case CL_GAP_TOP:
pattern = cairo_pattern_create_linear (0.5, height-1.5, 0.5, 0.5);
break;
case CL_GAP_BOTTOM:
pattern = cairo_pattern_create_linear (0.5, 1.5, 0.5, height+0.5);
break;
case CL_GAP_LEFT:
pattern = cairo_pattern_create_linear (width-1.5, 0.5, 1.5, 0.5);
break;
case CL_GAP_RIGHT:
pattern = cairo_pattern_create_linear (1.5, 0.5, width-1.5, 0.5);
break;
default:
pattern = NULL;
}
ge_cairo_rounded_rectangle (cr, 0.5, 0.5, width-1, height-1, radius, params->corners);
ge_shade_color (fill, 0.92, &shadow);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, hilight.r, hilight.g, hilight.b, 0.4);
cairo_pattern_add_color_stop_rgba (pattern, 1.0/length, hilight.r, hilight.g, hilight.b, 0.4);
cairo_pattern_add_color_stop_rgb (pattern, 1.0/length, fill->r,fill->g,fill->b);
cairo_pattern_add_color_stop_rgb (pattern, 1.0, shadow.r,shadow.g,shadow.b);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
}
else
{
/* Draw shade */
switch (tab->gap_side)
{
case CL_GAP_TOP:
pattern = cairo_pattern_create_linear (0.5, height-1.5, 0.5, 0.5);
break;
case CL_GAP_BOTTOM:
pattern = cairo_pattern_create_linear (0.5, 0.5, 0.5, height+0.5);
break;
case CL_GAP_LEFT:
pattern = cairo_pattern_create_linear (width-1.5, 0.5, 0.5, 0.5);
break;
case CL_GAP_RIGHT:
pattern = cairo_pattern_create_linear (0.5, 0.5, width+0.5, 0.5);
break;
default:
pattern = NULL;
}
ge_cairo_rounded_rectangle (cr, 0.5, 0.5, width-1, height-1, radius, params->corners);
cairo_pattern_add_color_stop_rgb (pattern, 0.0, stripe_fill->r, stripe_fill->g, stripe_fill->b);
cairo_pattern_add_color_stop_rgb (pattern, stripe_fill_size, stripe_fill->r, stripe_fill->g, stripe_fill->b);
cairo_pattern_add_color_stop_rgba (pattern, stripe_fill_size, hilight.r, hilight.g, hilight.b, 0.5);
cairo_pattern_add_color_stop_rgba (pattern, 0.8, hilight.r, hilight.g, hilight.b, 0.0);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
}
ge_cairo_inner_rounded_rectangle (cr, 0, 0, width, height, radius, params->corners);
if (params->active)
{
ge_cairo_set_color (cr, border2);
cairo_stroke (cr);
}
else
{
switch (tab->gap_side)
{
case CL_GAP_TOP:
pattern = cairo_pattern_create_linear (2.5, height-1.5, 2.5, 2.5);
break;
case CL_GAP_BOTTOM:
pattern = cairo_pattern_create_linear (2.5, 2.5, 2.5, height+0.5);
break;
case CL_GAP_LEFT:
pattern = cairo_pattern_create_linear (width-1.5, 2.5, 2.5, 2.5);
break;
case CL_GAP_RIGHT:
pattern = cairo_pattern_create_linear (2.5, 2.5, width+0.5, 2.5);
break;
default:
pattern = NULL;
}
cairo_pattern_add_color_stop_rgb (pattern, 0.0, stripe_border->r, stripe_border->g, stripe_border->b);
cairo_pattern_add_color_stop_rgb (pattern, stripe_fill_size, stripe_border->r, stripe_border->g, stripe_border->b);
cairo_pattern_add_color_stop_rgb (pattern, stripe_fill_size, border1->r, border1->g, border1->b);
cairo_pattern_add_color_stop_rgb (pattern, 1.0, border2->r, border2->g, border2->b);
cairo_set_source (cr, pattern);
cairo_stroke (cr);
cairo_pattern_destroy (pattern);
}
cairo_restore (cr);
}
static void
clearlooks_draw_separator (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
const SeparatorParameters *separator,
int x, int y, int width, int height)
{
CairoColor color = colors->shade[2];
CairoColor hilight;
ge_shade_color (&colors->bg[0], 1.065, &hilight);
cairo_save (cr);
cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
if (separator->horizontal)
{
cairo_set_line_width (cr, 1.0);
cairo_translate (cr, x, y+0.5);
cairo_move_to (cr, 0.0, 0.0);
cairo_line_to (cr, width, 0.0);
ge_cairo_set_color (cr, &color);
cairo_stroke (cr);
cairo_move_to (cr, 0.0, 1.0);
cairo_line_to (cr, width, 1.0);
ge_cairo_set_color (cr, &hilight);
cairo_stroke (cr);
}
else
{
cairo_set_line_width (cr, 1.0);
cairo_translate (cr, x+0.5, y);
cairo_move_to (cr, 0.0, 0.0);
cairo_line_to (cr, 0.0, height);
ge_cairo_set_color (cr, &color);
cairo_stroke (cr);
cairo_move_to (cr, 1.0, 0.0);
cairo_line_to (cr, 1.0, height);
ge_cairo_set_color (cr, &hilight);
cairo_stroke (cr);
}
cairo_restore (cr);
}
static void
clearlooks_draw_list_view_header (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const ListViewHeaderParameters *header,
int x, int y, int width, int height)
{
const CairoColor *border = &colors->shade[4];
CairoColor hilight;
ge_shade_color (&colors->bg[params->state_type],
params->style_constants->topleft_highlight_shade, &hilight);
hilight.a = params->style_constants->topleft_highlight_alpha;
cairo_translate (cr, x, y);
cairo_set_line_width (cr, 1.0);
/* Draw highlight */
if (header->order & CL_ORDER_FIRST)
{
cairo_move_to (cr, 0.5, height-1);
cairo_line_to (cr, 0.5, 0.5);
}
else
cairo_move_to (cr, 0.0, 0.5);
cairo_line_to (cr, width, 0.5);
ge_cairo_set_color (cr, &hilight);
cairo_stroke (cr);
/* Draw bottom border */
cairo_move_to (cr, 0.0, height-0.5);
cairo_line_to (cr, width, height-0.5);
ge_cairo_set_color (cr, border);
cairo_stroke (cr);
/* Draw resize grip */
if ((params->ltr && !(header->order & CL_ORDER_LAST)) ||
(!params->ltr && !(header->order & CL_ORDER_FIRST)) || header->resizable)
{
SeparatorParameters separator;
separator.horizontal = FALSE;
if (params->ltr)
params->style_functions->draw_separator (cr, colors, params, &separator,
width-1.5, 4.0, 2, height-8.0);
else
params->style_functions->draw_separator (cr, colors, params, &separator,
1.5, 4.0, 2, height-8.0);
}
}
/* We can't draw transparent things here, since it will be called on the same
* surface multiple times, when placed on a handlebox_bin or dockitem_bin */
static void
clearlooks_draw_toolbar (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
const ToolbarParameters *toolbar,
int x, int y, int width, int height)
{
const CairoColor *fill = &colors->bg[0];
const CairoColor *dark = &colors->shade[3];
CairoColor light;
ge_shade_color (fill, 1.065, &light);
cairo_set_line_width (cr, 1.0);
cairo_translate (cr, x, y);
ge_cairo_set_color (cr, fill);
cairo_paint (cr);
if (!toolbar->topmost)
{
/* Draw highlight */
cairo_move_to (cr, 0, 0.5);
cairo_line_to (cr, width-1, 0.5);
ge_cairo_set_color (cr, &light);
cairo_stroke (cr);
}
/* Draw shadow */
cairo_move_to (cr, 0, height-0.5);
cairo_line_to (cr, width-1, height-0.5);
ge_cairo_set_color (cr, dark);
cairo_stroke (cr);
}
static void
clearlooks_draw_menuitem (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
int x, int y, int width, int height)
{
const CairoColor *fill = &colors->spot[1];
CairoColor fill_shade;
CairoColor border = colors->spot[2];
cairo_pattern_t *pattern;
ge_shade_color (&border, 1.05, &border);
ge_shade_color (fill, 0.85, &fill_shade);
cairo_set_line_width (cr, 1.0);
ge_cairo_rounded_rectangle (cr, x+0.5, y+0.5, width - 1, height - 1, widget->radius, widget->corners);
pattern = cairo_pattern_create_linear (x, y, x, y + height);
cairo_pattern_add_color_stop_rgb (pattern, 0, fill->r, fill->g, fill->b);
cairo_pattern_add_color_stop_rgb (pattern, 1.0, fill_shade.r, fill_shade.g, fill_shade.b);
cairo_set_source (cr, pattern);
cairo_fill_preserve (cr);
cairo_pattern_destroy (pattern);
ge_cairo_set_color (cr, &border);
cairo_stroke (cr);
}
static void
clearlooks_draw_menubaritem (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
int x, int y, int width, int height)
{
const CairoColor *fill = &colors->spot[1];
CairoColor fill_shade;
CairoColor border = colors->spot[2];
cairo_pattern_t *pattern;
ge_shade_color (&border, 1.05, &border);
ge_shade_color (fill, 0.85, &fill_shade);
cairo_set_line_width (cr, 1.0);
ge_cairo_rounded_rectangle (cr, x + 0.5, y + 0.5, width - 1, height, widget->radius, widget->corners);
pattern = cairo_pattern_create_linear (x, y, x, y + height);
cairo_pattern_add_color_stop_rgb (pattern, 0, fill->r, fill->g, fill->b);
cairo_pattern_add_color_stop_rgb (pattern, 1.0, fill_shade.r, fill_shade.g, fill_shade.b);
cairo_set_source (cr, pattern);
cairo_fill_preserve (cr);
cairo_pattern_destroy (pattern);
ge_cairo_set_color (cr, &border);
cairo_stroke_preserve (cr);
}
static void
clearlooks_draw_selected_cell (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
int x, int y, int width, int height)
{
CairoColor upper_color;
CairoColor lower_color;
cairo_pattern_t *pattern;
cairo_save (cr);
cairo_translate (cr, x, y);
if (params->focus)
upper_color = colors->base[params->state_type];
else
upper_color = colors->base[GTK_STATE_ACTIVE];
ge_shade_color(&upper_color, 0.92, &lower_color);
pattern = cairo_pattern_create_linear (0, 0, 0, height);
cairo_pattern_add_color_stop_rgb (pattern, 0.0, upper_color.r,
upper_color.g,
upper_color.b);
cairo_pattern_add_color_stop_rgb (pattern, 1.0, lower_color.r,
lower_color.g,
lower_color.b);
cairo_set_source (cr, pattern);
cairo_rectangle (cr, 0, 0, width, height);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
cairo_restore (cr);
}
static void
clearlooks_draw_scrollbar_trough (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
const ScrollBarParameters *scrollbar,
int x, int y, int width, int height)
{
const CairoColor *bg = &colors->shade[2];
const CairoColor *border = &colors->shade[5];
CairoColor bg_shade;
cairo_pattern_t *pattern;
double radius = MIN (widget->radius, MIN ((width - 2.0) / 2.0, (height - 2.0) / 2.0));
ge_shade_color (bg, 0.95, &bg_shade);
cairo_set_line_width (cr, 1);
/* cairo_translate (cr, x, y); */
if (scrollbar->horizontal)
ge_cairo_exchange_axis (cr, &x, &y, &width, &height);
cairo_translate (cr, x, y);
/* Draw fill */
if (radius > 3.0)
ge_cairo_rounded_rectangle (cr, 1, 0, width-2, height,
radius, widget->corners);
else
cairo_rectangle (cr, 1, 0, width-2, height);
ge_cairo_set_color (cr, bg);
cairo_fill (cr);
/* Draw shadow */
pattern = cairo_pattern_create_linear (1, 0, 3, 0);
cairo_pattern_add_color_stop_rgb (pattern, 0, bg_shade.r, bg_shade.g, bg_shade.b);
cairo_pattern_add_color_stop_rgb (pattern, 1.0, bg->r, bg->g, bg->b);
cairo_rectangle (cr, 1, 0, 4, height);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
/* Draw border */
if (radius > 3.0)
ge_cairo_rounded_rectangle (cr, 0.5, 0.5, width-1, height-1,
radius, widget->corners);
else
cairo_rectangle (cr, 0.5, 0.5, width-1, height-1);
ge_cairo_set_color (cr, border);
cairo_stroke (cr);
}
static void
clearlooks_draw_scrollbar_stepper (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
const ScrollBarParameters *scrollbar,
const ScrollBarStepperParameters *stepper,
int x, int y, int width, int height)
{
CairoCorners corners = CR_CORNER_NONE;
CairoColor border;
CairoColor s1, s2, s3, s4;
cairo_pattern_t *pattern;
double radius = MIN (widget->radius, MIN ((width - 2.0) / 2.0, (height - 2.0) / 2.0));
ge_shade_color(&colors->shade[6], 1.08, &border);
if (scrollbar->horizontal)
{
if (stepper->stepper == CL_STEPPER_A)
corners = CR_CORNER_TOPLEFT | CR_CORNER_BOTTOMLEFT;
else if (stepper->stepper == CL_STEPPER_D)
corners = CR_CORNER_TOPRIGHT | CR_CORNER_BOTTOMRIGHT;
}
else
{
if (stepper->stepper == CL_STEPPER_A)
corners = CR_CORNER_TOPLEFT | CR_CORNER_TOPRIGHT;
else if (stepper->stepper == CL_STEPPER_D)
corners = CR_CORNER_BOTTOMLEFT | CR_CORNER_BOTTOMRIGHT;
}
cairo_translate (cr, x, y);
cairo_set_line_width (cr, 1);
ge_cairo_rounded_rectangle (cr, 1, 1, width-2, height-2, radius, corners);
if (scrollbar->horizontal)
pattern = cairo_pattern_create_linear (0, 0, 0, height);
else
pattern = cairo_pattern_create_linear (0, 0, width, 0);
ge_shade_color (&colors->bg[widget->state_type], SHADE_TOP, &s1);
ge_shade_color (&colors->bg[widget->state_type], SHADE_CENTER_TOP, &s2);
ge_shade_color (&colors->bg[widget->state_type], SHADE_CENTER_BOTTOM, &s3);
ge_shade_color (&colors->bg[widget->state_type], SHADE_BOTTOM, &s4);
cairo_pattern_add_color_stop_rgb(pattern, 0, s1.r, s1.g, s1.b);
cairo_pattern_add_color_stop_rgb(pattern, 0.3, s2.r, s2.g, s2.b);
cairo_pattern_add_color_stop_rgb(pattern, 0.7, s3.r, s3.g, s3.b);
cairo_pattern_add_color_stop_rgb(pattern, 1.0, s4.r, s4.g, s4.b);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
widget->style_functions->draw_top_left_highlight (cr, &s2, widget, 1, 1, width - 2, height - 2, MAX(radius - 1, 0), corners);
ge_cairo_inner_rounded_rectangle (cr, 0, 0, width, height, radius, corners);
clearlooks_set_border_gradient (cr, &border, 1.1, (scrollbar->horizontal ? 0 : width), (scrollbar->horizontal ? height: 0));
cairo_stroke (cr);
}
static void
clearlooks_draw_scrollbar_slider (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
const ScrollBarParameters *scrollbar,
int x, int y, int width, int height)
{
cairo_save (cr);
if (scrollbar->junction & CL_JUNCTION_BEGIN)
{
if (scrollbar->horizontal)
{
x -= 1;
width += 1;
}
else
{
y -= 1;
height += 1;
}
}
if (scrollbar->junction & CL_JUNCTION_END)
{
if (scrollbar->horizontal)
width += 1;
else
height += 1;
}
if (!scrollbar->horizontal)
ge_cairo_exchange_axis (cr, &x, &y, &width, &height);
cairo_translate (cr, x, y);
if (scrollbar->has_color)
{
const CairoColor *border = &colors->shade[7];
CairoColor fill = scrollbar->color;
CairoColor hilight;
CairoColor shade1, shade2, shade3;
cairo_pattern_t *pattern;
if (widget->prelight)
ge_shade_color (&fill, 1.1, &fill);
cairo_set_line_width (cr, 1);
ge_shade_color (&fill, 1.3, &hilight);
ge_shade_color (&fill, 1.1, &shade1);
ge_shade_color (&fill, 1.05, &shade2);
ge_shade_color (&fill, 0.98, &shade3);
pattern = cairo_pattern_create_linear (1, 1, 1, height-2);
cairo_pattern_add_color_stop_rgb (pattern, 0, shade1.r, shade1.g, shade1.b);
cairo_pattern_add_color_stop_rgb (pattern, 0.5, shade2.r, shade2.g, shade2.b);
cairo_pattern_add_color_stop_rgb (pattern, 0.5, shade3.r, shade3.g, shade3.b);
cairo_pattern_add_color_stop_rgb (pattern, 1, fill.r, fill.g, fill.b);
cairo_rectangle (cr, 1, 1, width-2, height-2);
cairo_set_source (cr, pattern);
cairo_fill (cr);
cairo_pattern_destroy (pattern);
cairo_set_source_rgba (cr, hilight.r, hilight.g, hilight.b, 0.5);
ge_cairo_stroke_rectangle (cr, 1.5, 1.5, width-3, height-3);
ge_cairo_set_color (cr, border);
ge_cairo_stroke_rectangle (cr, 0.5, 0.5, width-1, height-1);
}
else
{
const CairoColor *dark = &colors->shade[4];
const CairoColor *light = &colors->shade[0];
CairoColor border;
CairoColor s1, s2, s3, s4, s5;
cairo_pattern_t *pattern;
int bar_x, i;
ge_shade_color (&colors->shade[6], 1.08, &border);
ge_shade_color (&colors->bg[widget->state_type], SHADE_TOP, &s1);
ge_shade_color (&colors->bg[widget->state_type], SHADE_CENTER_TOP, &s2);
ge_shade_color (&colors->bg[widget->state_type], SHADE_CENTER_BOTTOM, &s3);
ge_shade_color (&colors->bg[widget->state_type], SHADE_BOTTOM, &s4);
pattern = cairo_pattern_create_linear(1, 1, 1, height-1);
cairo_pattern_add_color_stop_rgb(pattern, 0, s1.r, s1.g, s1.b);
cairo_pattern_add_color_stop_rgb(pattern, 0.3, s2.r, s2.g, s2.b);
cairo_pattern_add_color_stop_rgb(pattern, 0.7, s3.r, s3.g, s3.b);
cairo_pattern_add_color_stop_rgb(pattern, 1.0, s4.r, s4.g, s4.b);
cairo_rectangle (cr, 1, 1, width-2, height-2);
cairo_set_source(cr, pattern);
cairo_fill(cr);
cairo_pattern_destroy(pattern);
clearlooks_set_border_gradient (cr, &border, 1.1, 0, height);
ge_cairo_stroke_rectangle (cr, 0.5, 0.5, width-1, height-1);
cairo_move_to (cr, 1.5, height-1.5);
cairo_line_to (cr, 1.5, 1.5);
cairo_line_to (cr, width-1.5, 1.5);
ge_shade_color (&s2, widget->style_constants->topleft_highlight_shade, &s5);
s5.a = widget->style_constants->topleft_highlight_alpha;
ge_cairo_set_color (cr, &s5);
cairo_stroke(cr);
/* draw handles */
cairo_set_line_width (cr, 1);
cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT);
bar_x = width/2 - 4;
for (i=0; i<3; i++)
{
cairo_move_to (cr, bar_x + 0.5, 4);
cairo_line_to (cr, bar_x + 0.5, height-4);
ge_cairo_set_color (cr, dark);
cairo_stroke (cr);
cairo_move_to (cr, bar_x+1.5, 4);
cairo_line_to (cr, bar_x+1.5, height-4);
ge_cairo_set_color (cr, light);
cairo_stroke (cr);
bar_x += 3;
}
}
cairo_restore (cr);
}
static void
clearlooks_draw_statusbar (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
int x, int y, int width, int height)
{
const CairoColor *dark = &colors->shade[3];
CairoColor hilight;
ge_shade_color (dark, 1.4, &hilight);
cairo_set_line_width (cr, 1);
cairo_translate (cr, x, y+0.5);
cairo_move_to (cr, 0, 0);
cairo_line_to (cr, width, 0);
ge_cairo_set_color (cr, dark);
cairo_stroke (cr);
cairo_translate (cr, 0, 1);
cairo_move_to (cr, 0, 0);
cairo_line_to (cr, width, 0);
ge_cairo_set_color (cr, &hilight);
cairo_stroke (cr);
}
static void
clearlooks_draw_menu_frame (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
int x, int y, int width, int height)
{
const CairoColor *border = &colors->shade[5];
cairo_translate (cr, x, y);
cairo_set_line_width (cr, 1);
ge_cairo_set_color (cr, border);
ge_cairo_stroke_rectangle (cr, 0.5, 0.5, width-1, height-1);
}
static void
clearlooks_draw_tooltip (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
int x, int y, int width, int height)
{
CairoColor border;
ge_shade_color (&colors->bg[widget->state_type], 0.6, &border);
cairo_save (cr);
cairo_translate (cr, x, y);
cairo_set_line_width (cr, 1);
ge_cairo_set_color (cr, &colors->bg[widget->state_type]);
cairo_rectangle (cr, 0, 0, width, height);
cairo_fill (cr);
ge_cairo_set_color (cr, &border);
ge_cairo_stroke_rectangle (cr, 0.5, 0.5, width-1, height-1);
cairo_restore (cr);
}
static void
clearlooks_draw_handle (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *params,
const HandleParameters *handle,
int x, int y, int width, int height)
{
const CairoColor *fill = &colors->bg[params->state_type];
int num_bars = 6; /* shut up gcc warnings */
cairo_save (cr);
switch (handle->type)
{
case CL_HANDLE_TOOLBAR:
num_bars = 6;
break;
case CL_HANDLE_SPLITTER:
num_bars = 16;
break;
}
if (params->prelight)
{
cairo_rectangle (cr, x, y, width, height);
ge_cairo_set_color (cr, fill);
cairo_fill (cr);
}
cairo_translate (cr, x, y);
cairo_set_line_width (cr, 1);
if (handle->horizontal)
{
params->style_functions->draw_gripdots (cr, colors, 0, 0, width, height, num_bars, 2, 0.1);
}
else
{
params->style_functions->draw_gripdots (cr, colors, 0, 0, width, height, 2, num_bars, 0.1);
}
cairo_restore (cr);
}
static void
clearlooks_draw_resize_grip (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
const ResizeGripParameters *grip,
int x, int y, int width, int height)
{
const CairoColor *dark = &colors->shade[4];
CairoColor hilight;
int lx, ly;
int x_down;
int y_down;
int dots;
ge_shade_color (dark, 1.5, &hilight);
/* The number of dots fitting into the area. Just hardcoded to 4 right now. */
/* dots = MIN (width - 2, height - 2) / 3; */
dots = 4;
cairo_save (cr);
switch (grip->edge)
{
case CL_WINDOW_EDGE_NORTH_EAST:
x_down = 0;
y_down = 0;
cairo_translate (cr, x + width - 3*dots + 2, y + 1);
break;
case CL_WINDOW_EDGE_SOUTH_EAST:
x_down = 0;
y_down = 1;
cairo_translate (cr, x + width - 3*dots + 2, y + height - 3*dots + 2);
break;
case CL_WINDOW_EDGE_SOUTH_WEST:
x_down = 1;
y_down = 1;
cairo_translate (cr, x + 1, y + height - 3*dots + 2);
break;
case CL_WINDOW_EDGE_NORTH_WEST:
x_down = 1;
y_down = 0;
cairo_translate (cr, x + 1, y + 1);
break;
default:
/* Not implemented. */
return;
}
for (lx = 0; lx < dots; lx++) /* horizontally */
{
for (ly = 0; ly <= lx; ly++) /* vertically */
{
int mx, my;
mx = x_down * dots + (1 - x_down * 2) * lx - x_down;
my = y_down * dots + (1 - y_down * 2) * ly - y_down;
ge_cairo_set_color (cr, &hilight);
cairo_rectangle (cr, mx*3-1, my*3-1, 2, 2);
cairo_fill (cr);
ge_cairo_set_color (cr, dark);
cairo_rectangle (cr, mx*3-1, my*3-1, 1, 1);
cairo_fill (cr);
}
}
cairo_restore (cr);
}
static void
clearlooks_draw_radiobutton (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
const CheckboxParameters *checkbox,
int x, int y, int width, int height)
{
const CairoColor *border;
const CairoColor *dot;
CairoColor shadow;
CairoColor highlight;
cairo_pattern_t *pt;
gboolean inconsistent;
gboolean draw_bullet = (checkbox->shadow_type == GTK_SHADOW_IN);
gdouble w, h, cx, cy, radius;
w = (gdouble) width;
h = (gdouble) height;
cx = width / 2.0;
cy = height / 2.0;
radius = MIN (width, height) / 2.0;
inconsistent = (checkbox->shadow_type == GTK_SHADOW_ETCHED_IN);
draw_bullet |= inconsistent;
if (widget->disabled)
{
border = &colors->shade[5];
dot = &colors->shade[6];
}
else
{
border = &colors->shade[6];
dot = &colors->text[0];
}
ge_shade_color (&widget->parentbg, 0.9, &shadow);
ge_shade_color (&widget->parentbg, 1.1, &highlight);
pt = cairo_pattern_create_linear (0, 0, radius * 2.0, radius * 2.0);
cairo_pattern_add_color_stop_rgb (pt, 0.0, shadow.r, shadow.b, shadow.g);
cairo_pattern_add_color_stop_rgba (pt, 0.5, shadow.r, shadow.b, shadow.g, 0.5);
cairo_pattern_add_color_stop_rgba (pt, 0.5, highlight.r, highlight.g, highlight.b, 0.5);
cairo_pattern_add_color_stop_rgb (pt, 1.0, highlight.r, highlight.g, highlight.b);
cairo_translate (cr, x, y);
cairo_set_line_width (cr, MAX (1.0, floor (radius/3)));
cairo_arc (cr, ceil (cx), ceil (cy), floor (radius - 0.1), 0, G_PI*2);
cairo_set_source (cr, pt);
cairo_stroke (cr);
cairo_pattern_destroy (pt);
cairo_set_line_width (cr, MAX (1.0, floor (radius/6)));
cairo_arc (cr, ceil (cx), ceil (cy), MAX (1.0, ceil (radius) - 1.5), 0, G_PI*2);
if (!widget->disabled)
{
ge_cairo_set_color (cr, &colors->base[0]);
cairo_fill_preserve (cr);
}
ge_cairo_set_color (cr, border);
cairo_stroke (cr);
if (draw_bullet)
{
if (inconsistent)
{
cairo_set_line_cap(cr, CAIRO_LINE_CAP_ROUND);
cairo_set_line_width (cr, ceil (radius * 2 / 3));
cairo_move_to (cr, ceil (cx - radius/3.0), ceil (cy));
cairo_line_to (cr, ceil (cx + radius/3.0), ceil (cy));
ge_cairo_set_color (cr, dot);
cairo_stroke (cr);
}
else
{
cairo_arc (cr, ceil (cx), ceil (cy), floor (radius/2.0), 0, G_PI*2);
ge_cairo_set_color (cr, dot);
cairo_fill (cr);
cairo_arc (cr, floor (cx - radius/10.0), floor (cy - radius/10.0), floor (radius/6.0), 0, G_PI*2);
cairo_set_source_rgba (cr, highlight.r, highlight.g, highlight.b, 0.5);
cairo_fill (cr);
}
}
}
static void
clearlooks_draw_checkbox (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
const CheckboxParameters *checkbox,
int x, int y, int width, int height)
{
const CairoColor *border;
const CairoColor *dot;
gboolean inconsistent = FALSE;
gboolean draw_bullet = (checkbox->shadow_type == GTK_SHADOW_IN);
inconsistent = (checkbox->shadow_type == GTK_SHADOW_ETCHED_IN);
draw_bullet |= inconsistent;
if (widget->disabled)
{
border = &colors->shade[5];
dot = &colors->shade[6];
}
else
{
border = &colors->shade[6];
dot = &colors->text[GTK_STATE_NORMAL];
}
cairo_translate (cr, x, y);
cairo_set_line_width (cr, 1);
if (widget->xthickness > 2 && widget->ythickness > 2)
{
widget->style_functions->draw_inset (cr, &widget->parentbg, 0, 0, width, height, 1, CR_CORNER_ALL);
/* Draw the rectangle for the checkbox itself */
ge_cairo_rounded_rectangle (cr, 1.5, 1.5, width-3, height-3, (widget->radius > 0)? 1 : 0, CR_CORNER_ALL);
}
else
{
/* Draw the rectangle for the checkbox itself */
ge_cairo_rounded_rectangle (cr, 0.5, 0.5, width-1, height-1, (widget->radius > 0)? 1 : 0, CR_CORNER_ALL);
}
if (!widget->disabled)
{
ge_cairo_set_color (cr, &colors->base[0]);
cairo_fill_preserve (cr);
}
ge_cairo_set_color (cr, border);
cairo_stroke (cr);
if (draw_bullet)
{
if (inconsistent) /* Inconsistent */
{
cairo_set_line_width (cr, 2.0);
cairo_move_to (cr, 3, height*0.5);
cairo_line_to (cr, width-3, height*0.5);
}
else
{
cairo_set_line_width (cr, 1.7);
cairo_move_to (cr, 0.5 + (width*0.2), (height*0.5));
cairo_line_to (cr, 0.5 + (width*0.4), (height*0.7));
cairo_curve_to (cr, 0.5 + (width*0.4), (height*0.7),
0.5 + (width*0.5), (height*0.4),
0.5 + (width*0.70), (height*0.25));
}
ge_cairo_set_color (cr, dot);
cairo_stroke (cr);
}
}
static void
clearlooks_draw_normal_arrow (cairo_t *cr, const CairoColor *color,
double x, double y, double width, double height)
{
double arrow_width;
double arrow_height;
double line_width_2;
cairo_save (cr);
arrow_width = MIN (height * 2.0 + MAX (1.0, ceil (height * 2.0 / 6.0 * 2.0) / 2.0) / 2.0, width);
line_width_2 = MAX (1.0, ceil (arrow_width / 6.0 * 2.0) / 2.0) / 2.0;
arrow_height = arrow_width / 2.0 + line_width_2;
cairo_translate (cr, x, y - arrow_height / 2.0);
cairo_move_to (cr, -arrow_width / 2.0, line_width_2);
cairo_line_to (cr, -arrow_width / 2.0 + line_width_2, 0);
/* cairo_line_to (cr, 0, arrow_height - line_width_2); */
cairo_arc_negative (cr, 0, arrow_height - 2*line_width_2 - 2*line_width_2 * sqrt(2), 2*line_width_2, G_PI_2 + G_PI_4, G_PI_4);
cairo_line_to (cr, arrow_width / 2.0 - line_width_2, 0);
cairo_line_to (cr, arrow_width / 2.0, line_width_2);
cairo_line_to (cr, 0, arrow_height);
cairo_close_path (cr);
ge_cairo_set_color (cr, color);
cairo_fill (cr);
cairo_restore (cr);
}
static void
clearlooks_draw_combo_arrow (cairo_t *cr, const CairoColor *color,
double x, double y, double width, double height)
{
double arrow_width = MIN (height * 2 / 3.0, width);
double arrow_height = arrow_width / 2.0;
double gap_size = 1.0 * arrow_height;
cairo_save (cr);
cairo_translate (cr, x, y - (arrow_height + gap_size) / 2.0);
cairo_rotate (cr, G_PI);
clearlooks_draw_normal_arrow (cr, color, 0, 0, arrow_width, arrow_height);
cairo_restore (cr);
clearlooks_draw_normal_arrow (cr, color, x, y + (arrow_height + gap_size) / 2.0, arrow_width, arrow_height);
}
static void
_clearlooks_draw_arrow (cairo_t *cr, const CairoColor *color,
ClearlooksDirection dir, ClearlooksArrowType type,
double x, double y, double width, double height)
{
double rotate;
if (dir == CL_DIRECTION_LEFT)
rotate = G_PI*1.5;
else if (dir == CL_DIRECTION_RIGHT)
rotate = G_PI*0.5;
else if (dir == CL_DIRECTION_UP)
rotate = G_PI;
else if (dir == CL_DIRECTION_DOWN)
rotate = 0;
else
return;
if (type == CL_ARROW_NORMAL)
{
cairo_translate (cr, x, y);
cairo_rotate (cr, -rotate);
clearlooks_draw_normal_arrow (cr, color, 0, 0, width, height);
}
else if (type == CL_ARROW_COMBO)
{
cairo_translate (cr, x, y);
clearlooks_draw_combo_arrow (cr, color, 0, 0, width, height);
}
}
static void
clearlooks_draw_arrow (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
const ArrowParameters *arrow,
int x, int y, int width, int height)
{
const CairoColor *color = &colors->fg[widget->state_type];
gdouble tx, ty;
tx = x + width/2.0;
ty = y + height/2.0;
if (widget->disabled)
{
_clearlooks_draw_arrow (cr, &colors->shade[0],
arrow->direction, arrow->type,
tx+0.5, ty+0.5, width, height);
}
cairo_identity_matrix (cr);
_clearlooks_draw_arrow (cr, color, arrow->direction, arrow->type,
tx, ty, width, height);
}
void
clearlooks_draw_focus (cairo_t *cr,
const ClearlooksColors *colors,
const WidgetParameters *widget,
const FocusParameters *focus,
int x, int y, int width, int height)
{
if (focus->has_color)
ge_cairo_set_color (cr, &focus->color);
else if (focus->type == CL_FOCUS_COLOR_WHEEL_LIGHT)
cairo_set_source_rgb (cr, 0., 0., 0.);
else if (focus->type == CL_FOCUS_COLOR_WHEEL_DARK)
cairo_set_source_rgb (cr, 1., 1., 1.);
else
cairo_set_source_rgba (cr,
colors->fg[widget->state_type].r,
colors->fg[widget->state_type].g,
colors->fg[widget->state_type].b,
0.7);
cairo_set_line_width (cr, focus->line_width);
if (focus->dash_list[0])
{
gint n_dashes = strlen ((gchar *)focus->dash_list);
gdouble *dashes = g_new (gdouble, n_dashes);
gdouble total_length = 0;
gdouble dash_offset;
gint i;
for (i = 0; i < n_dashes; i++)
{
dashes[i] = focus->dash_list[i];
total_length += focus->dash_list[i];
}
dash_offset = -focus->line_width / 2.0;
while (dash_offset < 0)
dash_offset += total_length;
cairo_set_dash (cr, dashes, n_dashes, dash_offset);
g_free (dashes);
}
cairo_rectangle (cr,
x + focus->line_width / 2.0,
y + focus->line_width / 2.0,
width - focus->line_width, height - focus->line_width);
cairo_stroke (cr);
}
void
clearlooks_register_style_classic (ClearlooksStyleFunctions *functions, ClearlooksStyleConstants *constants)
{
g_assert (functions);
functions->draw_top_left_highlight = clearlooks_draw_top_left_highlight;
functions->draw_button = clearlooks_draw_button;
functions->draw_scale_trough = clearlooks_draw_scale_trough;
functions->draw_progressbar_trough = clearlooks_draw_progressbar_trough;
functions->draw_progressbar_fill = clearlooks_draw_progressbar_fill;
functions->draw_slider_button = clearlooks_draw_slider_button;
functions->draw_entry = clearlooks_draw_entry;
functions->draw_spinbutton = clearlooks_draw_spinbutton;
functions->draw_spinbutton_down = clearlooks_draw_spinbutton_down;
functions->draw_optionmenu = clearlooks_draw_optionmenu;
functions->draw_inset = clearlooks_draw_inset;
functions->draw_menubar = clearlooks_draw_menubar;
functions->draw_tab = clearlooks_draw_tab;
functions->draw_frame = clearlooks_draw_frame;
functions->draw_separator = clearlooks_draw_separator;
functions->draw_menu_item_separator = clearlooks_draw_menu_item_separator;
functions->draw_list_view_header = clearlooks_draw_list_view_header;
functions->draw_toolbar = clearlooks_draw_toolbar;
functions->draw_menuitem = clearlooks_draw_menuitem;
functions->draw_menubaritem = clearlooks_draw_menubaritem;
functions->draw_selected_cell = clearlooks_draw_selected_cell;
functions->draw_scrollbar_stepper = clearlooks_draw_scrollbar_stepper;
functions->draw_scrollbar_slider = clearlooks_draw_scrollbar_slider;
functions->draw_scrollbar_trough = clearlooks_draw_scrollbar_trough;
functions->draw_statusbar = clearlooks_draw_statusbar;
functions->draw_menu_frame = clearlooks_draw_menu_frame;
functions->draw_tooltip = clearlooks_draw_tooltip;
functions->draw_handle = clearlooks_draw_handle;
functions->draw_resize_grip = clearlooks_draw_resize_grip;
functions->draw_arrow = clearlooks_draw_arrow;
functions->draw_focus = clearlooks_draw_focus;
functions->draw_checkbox = clearlooks_draw_checkbox;
functions->draw_radiobutton = clearlooks_draw_radiobutton;
functions->draw_shadow = clearlooks_draw_shadow;
functions->draw_slider = clearlooks_draw_slider;
functions->draw_gripdots = clearlooks_draw_gripdots;
constants->topleft_highlight_shade = 1.3;
constants->topleft_highlight_alpha = 0.6;
}
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