HDC
get_window_dc (GtkStyle *style,
GdkWindow *window,
GtkStateType state_type,
XpDCInfo *dc_info_out,
gint x, gint y, gint width, gint height,
RECT *rect_out)
{
GdkDrawable *drawable = NULL;
GdkGC *gc = style->dark_gc[state_type];
gint x_offset, y_offset;
dc_info_out->data = NULL;
drawable = gdk_win32_begin_direct_draw_libgtk_only (window,
gc, &dc_info_out->data,
&x_offset, &y_offset);
if (!drawable)
return NULL;
rect_out->left = x - x_offset;
rect_out->top = y - y_offset;
rect_out->right = rect_out->left + width;
rect_out->bottom = rect_out->top + height;
dc_info_out->drawable = drawable;
dc_info_out->gc = gc;
dc_info_out->x_offset = x_offset;
dc_info_out->y_offset = y_offset;
return gdk_win32_hdc_get (drawable, gc, 0);
}
/* Handle a draw/expose by finding the paragraphs that intersect
* the region and reexposing them.
*/
void
draw (GtkWidget *layout, GdkRectangle *area)
{
GList *tmp_list;
guint height = 0;
HDC hdc;
const GdkGCValuesMask mask = GDK_GC_FOREGROUND|GDK_GC_BACKGROUND|GDK_GC_FONT;
gdk_draw_rectangle (GTK_LAYOUT (layout)->bin_window,
layout->style->base_gc[layout->state],
TRUE,
area->x, area->y,
area->width, area->height);
gdk_gc_set_clip_rectangle (layout->style->text_gc[layout->state], area);
hdc = gdk_win32_hdc_get (GTK_LAYOUT (layout)->bin_window,
layout->style->text_gc[GTK_STATE_NORMAL],
mask);
tmp_list = paragraphs;
while (tmp_list &&
height < area->y + area->height + GTK_LAYOUT (layout)->yoffset)
{
Paragraph *para = tmp_list->data;
tmp_list = tmp_list->next;
if (height + para->height >= GTK_LAYOUT (layout)->yoffset + area->y)
pango_win32_render_layout (hdc, para->layout,
0, height - GTK_LAYOUT (layout)->yoffset);
height += para->height;
}
gdk_win32_hdc_release (GTK_LAYOUT (layout)->bin_window,
layout->style->text_gc[GTK_STATE_NORMAL],
mask);
gdk_gc_set_clip_rectangle (layout->style->text_gc[layout->state], NULL);
if (highlight_para)
xor_char (layout, area, highlight_para, highlight_offset);
}
