mirror of https://github.com/bsnes-emu/bsnes.git
75 lines
3.0 KiB
C++
Executable File
75 lines
3.0 KiB
C++
Executable File
namespace phoenix {
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static gboolean Canvas_expose(GtkWidget *widget, GdkEvent *event, pCanvas *self) {
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cairo_t *context = gdk_cairo_create(gtk_widget_get_window(widget));
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cairo_set_source_surface(context, self->surface, 0, 0);
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cairo_paint(context);
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cairo_destroy(context);
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return true;
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}
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static gboolean Canvas_mouseLeave(GtkWidget *widget, GdkEventButton *event, pCanvas *self) {
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if(self->canvas.onMouseLeave) self->canvas.onMouseLeave();
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return true;
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}
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static gboolean Canvas_mouseMove(GtkWidget *widget, GdkEventButton *event, pCanvas *self) {
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if(self->canvas.onMouseMove) self->canvas.onMouseMove({ (signed)event->x, (signed)event->y });
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return true;
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}
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static gboolean Canvas_mousePress(GtkWidget *widget, GdkEventButton *event, pCanvas *self) {
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if(self->canvas.onMousePress) switch(event->button) {
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case 1: self->canvas.onMousePress(Mouse::Button::Left); break;
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case 2: self->canvas.onMousePress(Mouse::Button::Middle); break;
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case 3: self->canvas.onMousePress(Mouse::Button::Right); break;
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}
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return true;
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}
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static gboolean Canvas_mouseRelease(GtkWidget *widget, GdkEventButton *event, pCanvas *self) {
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if(self->canvas.onMouseRelease) switch(event->button) {
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case 1: self->canvas.onMouseRelease(Mouse::Button::Left); break;
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case 2: self->canvas.onMouseRelease(Mouse::Button::Middle); break;
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case 3: self->canvas.onMouseRelease(Mouse::Button::Right); break;
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}
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return true;
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}
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void pCanvas::setSize(const Size &size) {
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cairo_surface_destroy(surface);
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surface = cairo_image_surface_create(CAIRO_FORMAT_RGB24, canvas.state.width, canvas.state.height);
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}
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void pCanvas::update() {
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memcpy(cairo_image_surface_get_data(surface), canvas.state.data, canvas.state.width * canvas.state.height * sizeof(uint32_t));
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if(gtk_widget_get_realized(gtkWidget) == false) return;
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gdk_window_invalidate_rect(gtk_widget_get_window(gtkWidget), nullptr, true);
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}
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void pCanvas::constructor() {
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surface = cairo_image_surface_create(CAIRO_FORMAT_RGB24, canvas.state.width, canvas.state.height);
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memcpy(cairo_image_surface_get_data(surface), canvas.state.data, canvas.state.width * canvas.state.height * sizeof(uint32_t));
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gtkWidget = gtk_drawing_area_new();
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gtk_widget_set_double_buffered(gtkWidget, false);
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gtk_widget_add_events(gtkWidget,
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GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_EXPOSURE_MASK | GDK_LEAVE_NOTIFY_MASK | GDK_POINTER_MOTION_MASK);
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g_signal_connect(G_OBJECT(gtkWidget), "button_press_event", G_CALLBACK(Canvas_mousePress), (gpointer)this);
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g_signal_connect(G_OBJECT(gtkWidget), "button_release_event", G_CALLBACK(Canvas_mouseRelease), (gpointer)this);
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g_signal_connect(G_OBJECT(gtkWidget), "expose_event", G_CALLBACK(Canvas_expose), (gpointer)this);
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g_signal_connect(G_OBJECT(gtkWidget), "leave_notify_event", G_CALLBACK(Canvas_mouseLeave), (gpointer)this);
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g_signal_connect(G_OBJECT(gtkWidget), "motion_notify_event", G_CALLBACK(Canvas_mouseMove), (gpointer)this);
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}
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void pCanvas::destructor() {
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gtk_widget_destroy(gtkWidget);
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cairo_surface_destroy(surface);
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}
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void pCanvas::orphan() {
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destructor();
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constructor();
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}
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}
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