static gboolean
gimp_palette_view_expose (GtkWidget *widget,
GdkEventExpose *eevent)
{
GimpPaletteView *pal_view = GIMP_PALETTE_VIEW (widget);
GimpView *view = GIMP_VIEW (widget);
if (! gtk_widget_is_drawable (widget))
return FALSE;
GTK_WIDGET_CLASS (parent_class)->expose_event (widget, eevent);
if (view->renderer->viewable && pal_view->selected)
{
GimpViewRendererPalette *renderer;
GtkStyle *style = gtk_widget_get_style (widget);
GtkAllocation allocation;
cairo_t *cr;
gint row, col;
renderer = GIMP_VIEW_RENDERER_PALETTE (view->renderer);
gtk_widget_get_allocation (widget, &allocation);
row = pal_view->selected->position / renderer->columns;
col = pal_view->selected->position % renderer->columns;
cr = gdk_cairo_create (gtk_widget_get_window (widget));
gdk_cairo_region (cr, eevent->region);
cairo_clip (cr);
cairo_translate (cr, allocation.x, allocation.y);
cairo_rectangle (cr,
col * renderer->cell_width + 0.5,
row * renderer->cell_height + 0.5,
renderer->cell_width,
renderer->cell_height);
cairo_set_line_width (cr, 1.0);
gdk_cairo_set_source_color (cr, &style->fg[GTK_STATE_SELECTED]);
cairo_stroke_preserve (cr);
if (gimp_cairo_set_focus_line_pattern (cr, widget))
{
gdk_cairo_set_source_color (cr, &style->fg[GTK_STATE_NORMAL]);
cairo_stroke (cr);
}
cairo_destroy (cr);
}
return FALSE;
}
static void
gimp_cell_renderer_color_render (GtkCellRenderer *cell,
GdkWindow *window,
GtkWidget *widget,
GdkRectangle *background_area,
GdkRectangle *cell_area,
GdkRectangle *expose_area,
GtkCellRendererState flags)
{
GimpCellRendererColor *color = GIMP_CELL_RENDERER_COLOR (cell);
GdkRectangle rect;
gimp_cell_renderer_color_get_size (cell, widget, cell_area,
&rect.x,
&rect.y,
&rect.width,
&rect.height);
rect.x += cell_area->x + cell->xpad;
rect.y += cell_area->y + cell->ypad;
rect.width -= 2 * cell->xpad;
rect.height -= 2 * cell->ypad;
if (rect.width > 2 && rect.height > 2)
{
cairo_t *cr = gdk_cairo_create (window);
GtkStyle *style = gtk_widget_get_style (widget);
GtkStateType state;
cairo_rectangle (cr,
rect.x + 1, rect.y + 1,
rect.width - 2, rect.height - 2);
gimp_cairo_set_source_rgb (cr, &color->color);
cairo_fill (cr);
if (! color->opaque && color->color.a < 1.0)
{
cairo_pattern_t *pattern;
cairo_move_to (cr, rect.x + 1, rect.y + rect.height - 1);
cairo_line_to (cr, rect.x + rect.width - 1, rect.y + rect.height - 1);
cairo_line_to (cr, rect.x + rect.width - 1, rect.y + 1);
cairo_close_path (cr);
pattern = gimp_cairo_checkerboard_create (cr,
GIMP_CHECK_SIZE_SM,
NULL, NULL);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
cairo_fill_preserve (cr);
gimp_cairo_set_source_rgba (cr, &color->color);
cairo_fill (cr);
}
/* draw border */
cairo_rectangle (cr,
rect.x + 0.5, rect.y + 0.5,
rect.width - 1, rect.height - 1);
if (! cell->sensitive ||
GTK_WIDGET_STATE (widget) == GTK_STATE_INSENSITIVE)
{
state = GTK_STATE_INSENSITIVE;
}
else
{
state = (flags & GTK_CELL_RENDERER_SELECTED ?
GTK_STATE_SELECTED : GTK_STATE_NORMAL);
}
cairo_set_line_width (cr, 1);
gdk_cairo_set_source_color (cr, &style->fg[state]);
cairo_stroke_preserve (cr);
if (state == GTK_STATE_SELECTED &&
gimp_cairo_set_focus_line_pattern (cr, widget))
{
gdk_cairo_set_source_color (cr, &style->fg[GTK_STATE_NORMAL]);
cairo_stroke (cr);
}
cairo_destroy (cr);
}
}
