Move NSGlView into libgtkmm2ext
This allows to re-use the concept with CairoWidget
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b726255007
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@ -46,7 +46,7 @@
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#ifdef __APPLE__
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#include <gdk/gdk.h>
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#include "canvas/nsglview.h"
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#include "gtkmm2ext/nsglview.h"
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#endif
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using namespace std;
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@ -404,7 +404,7 @@ GtkCanvas::GtkCanvas ()
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#ifdef ARDOUR_CANVAS_NSVIEW_TAG // patched gdkquartz.h
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# ifndef __ppc__ // would need to flip RGBA <> RGBA
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_nsglview = nsglview_create (this);
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_nsglview = Gtkmm2ext::nsglview_create (this);
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# endif
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#endif
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}
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@ -773,7 +773,7 @@ GtkCanvas::on_realize ()
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Gtk::EventBox::on_realize();
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#ifdef __APPLE__
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if (_nsglview) {
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nsglview_overlay (_nsglview, get_window()->gobj());
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Gtkmm2ext::nsglview_overlay (_nsglview, get_window()->gobj());
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}
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#endif
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}
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@ -802,7 +802,7 @@ GtkCanvas::on_size_allocate (Gtk::Allocation& a)
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GTK_WIDGET(gobj()),
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GTK_WIDGET(get_toplevel()->gobj()),
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0, 0, &xx, &yy);
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nsglview_resize (_nsglview, xx, yy, a.get_width(), a.get_height());
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Gtkmm2ext::nsglview_resize (_nsglview, xx, yy, a.get_width(), a.get_height());
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}
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#endif
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@ -820,7 +820,7 @@ GtkCanvas::on_expose_event (GdkEventExpose* ev)
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}
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#ifdef __APPLE__
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if (_nsglview) {
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nsglview_queue_draw (_nsglview, ev->area.x, ev->area.y, ev->area.width, ev->area.height);
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Gtkmm2ext::nsglview_queue_draw (_nsglview, ev->area.x, ev->area.y, ev->area.width, ev->area.height);
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return true;
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}
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#endif
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@ -878,7 +878,7 @@ GtkCanvas::on_expose_event (GdkEventExpose* ev)
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/* render canvas */
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if ( _single_exposure ) {
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render (Rect (ev->area.x, ev->area.y, ev->area.x + ev->area.width, ev->area.y + ev->area.height), draw_context);
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Canvas::render (Rect (ev->area.x, ev->area.y, ev->area.x + ev->area.width, ev->area.y + ev->area.height), draw_context);
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} else {
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GdkRectangle* rects;
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@ -887,7 +887,7 @@ GtkCanvas::on_expose_event (GdkEventExpose* ev)
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gdk_region_get_rectangles (ev->region, &rects, &nrects);
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for (gint n = 0; n < nrects; ++n) {
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draw_context->set_identity_matrix(); //reset the cairo matrix, just in case someone left it transformed after drawing ( cough )
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render (Rect (rects[n].x, rects[n].y, rects[n].x + rects[n].width, rects[n].y + rects[n].height), draw_context);
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Canvas::render (Rect (rects[n].x, rects[n].y, rects[n].x + rects[n].width, rects[n].y + rects[n].height), draw_context);
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}
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g_free (rects);
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}
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@ -34,8 +34,9 @@
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#include "pbd/signals.h"
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#include "canvas/visibility.h"
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#include "gtkmm2ext/cairo_canvas.h"
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#include "canvas/visibility.h"
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#include "canvas/root_group.h"
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namespace Gtk {
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@ -174,7 +175,7 @@ public:
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};
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/** A canvas which renders onto a GTK EventBox */
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class LIBCANVAS_API GtkCanvas : public Canvas, public Gtk::EventBox
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class LIBCANVAS_API GtkCanvas : public Canvas, public Gtk::EventBox, public Gtkmm2ext::CairoCanvas
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{
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public:
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GtkCanvas ();
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@ -203,6 +204,14 @@ public:
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Glib::RefPtr<Pango::Context> get_pango_context();
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void render (Cairo::RefPtr<Cairo::Context> const & ctx, cairo_rectangle_t* r)
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{
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ArdourCanvas::Rect rect (r->x, r->y, r->width + r->x, r->height + r->y);
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Canvas::render (rect, ctx);
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}
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uint32_t background_color() { return Canvas::background_color (); }
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protected:
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void on_size_allocate (Gtk::Allocation&);
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bool on_scroll_event (GdkEventScroll *);
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@ -3,7 +3,6 @@ from waflib.extras import autowaf as autowaf
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from waflib import Options
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from waflib import TaskGen
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import os
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import sys
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# Version of this package (even if built as a child)
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MAJOR = '0'
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@ -97,9 +96,6 @@ def build(bld):
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obj.install_path = bld.env['LIBDIR']
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obj.defines += [ 'PACKAGE="' + I18N_PACKAGE + '"' ]
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if sys.platform == 'darwin':
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obj.source += [ 'nsglview.mm']
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# canvas unit-tests are outdated
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if False and bld.env['BUILD_TESTS'] and bld.is_defined('HAVE_CPPUNIT'):
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unit_testobj = bld(features = 'cxx cxxprogram')
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38
libs/gtkmm2ext/gtkmm2ext/cairo_canvas.h
Normal file
38
libs/gtkmm2ext/gtkmm2ext/cairo_canvas.h
Normal file
@ -0,0 +1,38 @@
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/*
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Copyright (C) 2009 Paul Davis
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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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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __gtk2_ardour_cairo_canvas_h__
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#define __gtk2_ardour_cairo_canvas_h__
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#include <cairomm/context.h>
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#include "gtkmm2ext/visibility.h"
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namespace Gtkmm2ext {
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class LIBGTKMM2EXT_API CairoCanvas
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{
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public:
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virtual ~CairoCanvas () {}
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virtual void render (Cairo::RefPtr<Cairo::Context> const&, cairo_rectangle_t*) = 0;
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virtual uint32_t background_color () = 0;
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};
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} /* namespace */
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#endif
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@ -3,11 +3,11 @@
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#include <gdk/gdk.h>
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namespace ArdourCanvas
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namespace Gtkmm2ext
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{
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class GtkCanvas;
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class CairoCanvas;
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void* nsglview_create (GtkCanvas*);
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void* nsglview_create (CairoCanvas*);
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void nsglview_overlay (void*, GdkWindow*);
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void nsglview_resize (void*, int x, int y, int w, int h);
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void nsglview_queue_draw (void*, int x, int y, int w, int h);
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@ -22,9 +22,9 @@
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/* include order matter due to apple defines */
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#include <gtkmm/window.h>
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#include "canvas/canvas.h"
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#include "canvas/utils.h"
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#include "canvas/nsglview.h"
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#include "gtkmm2ext/cairo_canvas.h"
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#include "gtkmm2ext/nsglview.h"
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#include "gtkmm2ext/rgb_macros.h"
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#include <gdk/gdkquartz.h>
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@ -43,14 +43,14 @@ __attribute__ ((visibility ("hidden")))
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int _width;
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int _height;
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Cairo::RefPtr<Cairo::ImageSurface> surf;
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ArdourCanvas::GtkCanvas *gtkcanvas;
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Gtkmm2ext::CairoCanvas *cairo_canvas;
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}
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@property (readwrite) NSInteger tag;
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- (id) initWithFrame:(NSRect)frame;
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- (void) dealloc;
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- (void) setArdourCanvas:(ArdourCanvas::GtkCanvas*)c;
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- (void) setCairoCanvas:(Gtkmm2ext::CairoCanvas*)c;
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- (void) reshape;
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- (void) drawRect:(NSRect)rect;
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- (BOOL) canBecomeKeyWindow:(id)sender;
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@ -113,9 +113,9 @@ __attribute__ ((visibility ("hidden")))
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[super dealloc];
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}
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- (void) setArdourCanvas:(ArdourCanvas::GtkCanvas*)c
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- (void) setCairoCanvas:(Gtkmm2ext::CairoCanvas*)c
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{
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gtkcanvas = c;
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cairo_canvas = c;
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}
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- (BOOL) canBecomeKeyWindow:(id)sender{
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@ -172,18 +172,21 @@ __attribute__ ((visibility ("hidden")))
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glLoadIdentity();
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glClear(GL_COLOR_BUFFER_BIT);
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/* call back into GtkCanvas */
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/* call back into CairoCanvas */
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cairo_rectangle_t cairo_rect;
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ArdourCanvas::Rect crect (rect.origin.x, rect.origin.y,
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rect.size.width + rect.origin.x,
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rect.size.height + rect.origin.y);
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cairo_rect.x = rect.origin.x;
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cairo_rect.y = rect.origin.y;
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cairo_rect.width = rect.size.width;
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cairo_rect.height = rect.size.height;
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if (!surf || surf->get_width () != _width || surf->get_height() != _height) {
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surf = Cairo::ImageSurface::create (Cairo::FORMAT_ARGB32, _width, _height);
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crect.x0 = crect.y0 = 0;
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crect.x1 = _width;
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crect.y1 = _height;
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cairo_rect.x = 0;
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cairo_rect.y = 0;
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cairo_rect.width = _width;
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cairo_rect.height = _height;
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}
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Cairo::RefPtr<Cairo::Context> ctx = Cairo::Context::create (surf);
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@ -191,13 +194,18 @@ __attribute__ ((visibility ("hidden")))
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// TODO: check retina screen, scaling factor.
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// cairo_surface_get_device_scale () or explicit scale
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ctx->rectangle (crect.x0, crect.y0, crect.width(), crect.height());
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ctx->rectangle (cairo_rect.x, cairo_rect.y, cairo_rect.width, cairo_rect.height);
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ctx->clip_preserve ();
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{
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/* draw background color */
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ArdourCanvas::set_source_rgba (ctx, gtkcanvas->background_color ());
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uint32_t col = cairo_canvas->background_color ();
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int r, g, b, a;
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UINT_TO_RGBA (col, &r, &g, &b, &a);
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ctx->set_source_rgba (r/255.0, g/255.0, b/255.0, a/255.0);
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}
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ctx->fill ();
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gtkcanvas->render (crect, ctx);
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cairo_canvas->render (ctx, &cairo_rect);
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surf->flush ();
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uint8_t* imgdata = surf->get_data ();
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@ -239,23 +247,22 @@ __attribute__ ((visibility ("hidden")))
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glSwapAPPLE();
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[NSOpenGLContext clearCurrentContext];
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}
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@end
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void*
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ArdourCanvas::nsglview_create (GtkCanvas* canvas)
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Gtkmm2ext::nsglview_create (Gtkmm2ext::CairoCanvas* canvas)
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{
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ArdourCanvasOpenGLView* gl_view = [ArdourCanvasOpenGLView new];
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if (!gl_view) {
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return 0;
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}
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[gl_view setArdourCanvas:canvas];
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[gl_view setCairoCanvas:canvas];
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return gl_view;
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}
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void
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ArdourCanvas::nsglview_overlay (void* glv, GdkWindow* window)
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Gtkmm2ext::nsglview_overlay (void* glv, GdkWindow* window)
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{
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ArdourCanvasOpenGLView* gl_view = (ArdourCanvasOpenGLView*) glv;
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NSView* view = gdk_quartz_window_get_nsview (window);
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@ -263,14 +270,14 @@ ArdourCanvas::nsglview_overlay (void* glv, GdkWindow* window)
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}
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void
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ArdourCanvas::nsglview_resize (void* glv, int x, int y, int w, int h)
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Gtkmm2ext::nsglview_resize (void* glv, int x, int y, int w, int h)
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{
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ArdourCanvasOpenGLView* gl_view = (ArdourCanvasOpenGLView*) glv;
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[gl_view setFrame:NSMakeRect(x, y, w, h)];
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}
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void
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ArdourCanvas::nsglview_queue_draw (void* glv, int x, int y, int w, int h)
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Gtkmm2ext::nsglview_queue_draw (void* glv, int x, int y, int w, int h)
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{
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ArdourCanvasOpenGLView* gl_view = (ArdourCanvasOpenGLView*) glv;
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[gl_view setNeedsDisplayInRect:NSMakeRect(x, y, w, h)];
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'LOCALEDIR="' + os.path.join(
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os.path.normpath(bld.env['DATADIR']), 'locale') + '"']
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if sys.platform == 'darwin':
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obj.source += ['gtkapplication_quartz.mm']
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obj.source += ['gtkapplication_quartz.mm', 'nsglview.mm']
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else:
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obj.source += ['gtkapplication_x11.c']
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