/* Remove a square corresponding to a removed process in the list */
void drawing_remove_square(histoDrawing_t *drawing,
guint y,
guint height)
{
GdkPixmap *pixmap;
if(unlikely((guint)drawing->height == height)) {
//pixmap = gdk_pixmap_new(
// drawing->drawing_area->window,
// drawing->width + SAFETY,
// 1,
// -1);
pixmap = drawing->pixmap;
drawing->height=1;
} else {
/* Allocate a new pixmap with new height */
//pixmap = gdk_pixmap_new(
// drawing->drawing_area->window,
// drawing->width + SAFETY,
// drawing->height - height,
// -1);
/* Keep the same preallocated pixmap */
pixmap = drawing->pixmap;
/* Copy the high region */
gdk_draw_pixmap (pixmap,
drawing->drawing_area->style->black_gc,
drawing->pixmap,
0, 0,
0, 0,
drawing->width + SAFETY, y);
/* Copy up the bottom of the region */
gdk_draw_pixmap (pixmap,
drawing->drawing_area->style->black_gc,
drawing->pixmap,
0, y + height,
0, y,
drawing->width, drawing->height - y - height);
drawing->height-=height;
}
//if(likely(drawing->pixmap))
// gdk_pixmap_unref(drawing->pixmap);
//drawing->pixmap = pixmap;
gtk_widget_set_size_request(drawing->drawing_area,
-1,
drawing->height);
gtk_widget_queue_resize_no_redraw(drawing->drawing_area);
/* ask for the buffer to be redrawn */
gtk_widget_queue_draw_area ( drawing->drawing_area,
0, y,
drawing->width, MAX(drawing->height-y, 1));
}
void ensure_buddy_pix (GtkWidget *window, int n) {
int width, height;
GdkGC *white_gc;
int pri;
int sec;
if (!buddy_pix[1].pix) /* not initialized */
return;
if (n < 0 || n > 9 || buddy_pix[n].pix)
return;
sec = ((n & 0x04) != 0)? 0x04 : 0x02;
pri = n & ~sec;
ensure_buddy_pix (window, pri);
if (!pri || !sec)
return;
if (!GTK_WIDGET_REALIZED (window))
gtk_widget_realize (window);
gdk_window_get_size (buddy_pix[1].pix, &width, &height);
buddy_pix[n].pix = gdk_pixmap_new (window->window, width, height, -1);
buddy_pix[n].mask = gdk_pixmap_new (window->window, width, height, 1);
white_gc = window->style->white_gc;
if (!masks_gc) {
masks_gc = gdk_gc_new (buddy_pix[n].mask);
gdk_gc_set_exposures (masks_gc, FALSE);
}
gdk_gc_set_foreground (masks_gc, &window->style->white);
gdk_draw_pixmap (buddy_pix[n].pix, white_gc, buddy_pix[pri].pix,
0, 0, 0, 0, width, height);
gdk_draw_pixmap (buddy_pix[n].mask, masks_gc, buddy_pix[pri].mask,
0, 0, 0, 0, width, height);
gdk_gc_set_clip_mask (white_gc, buddy_pix[sec].mask);
gdk_draw_pixmap (buddy_pix[n].pix, white_gc, buddy_pix[sec].pix,
0, 0, 0, 0, width, height);
gdk_gc_set_clip_mask (white_gc, NULL);
gdk_gc_set_clip_mask (masks_gc, buddy_pix[sec].mask);
gdk_draw_rectangle (buddy_pix[n].mask, masks_gc, TRUE, 0, 0, width, height);
gdk_gc_set_clip_mask (masks_gc, NULL);
}
static void
overlay_draw(struct graphics_priv *parent, struct graphics_priv *overlay, int window)
{
#if 0
GdkPixbuf *pixbuf,*pixbuf2;
GtkWidget *widget=parent->widget;
guchar *pixels1, *pixels2, *p1, *p2;
int x,y;
int rowstride1,rowstride2;
int n_channels1,n_channels2;
if (! parent->drawable)
return;
pixbuf=gdk_pixbuf_get_from_drawable(NULL, overlay->drawable, NULL, 0, 0, 0, 0, overlay->width, overlay->height);
pixbuf2=gdk_pixbuf_new(gdk_pixbuf_get_colorspace(pixbuf), TRUE, gdk_pixbuf_get_bits_per_sample(pixbuf),
gdk_pixbuf_get_width(pixbuf), gdk_pixbuf_get_height(pixbuf));
rowstride1 = gdk_pixbuf_get_rowstride (pixbuf);
rowstride2 = gdk_pixbuf_get_rowstride (pixbuf2);
pixels1=gdk_pixbuf_get_pixels (pixbuf);
pixels2=gdk_pixbuf_get_pixels (pixbuf2);
n_channels1 = gdk_pixbuf_get_n_channels (pixbuf);
n_channels2 = gdk_pixbuf_get_n_channels (pixbuf2);
for (y = 0 ; y < overlay->height ; y++) {
for (x = 0 ; x < overlay->width ; x++) {
p1 = pixels1 + y * rowstride1 + x * n_channels1;
p2 = pixels2 + y * rowstride2 + x * n_channels2;
p2[0]=p1[0];
p2[1]=p1[1];
p2[2]=p1[2];
p2[3]=127;
}
}
if (window)
gdk_draw_pixmap(parent->drawable, widget->style->fg_gc[GTK_WIDGET_STATE(widget)], overlay->background, 0, 0, overlay->p.x, overlay->p.y, overlay->width, overlay->height);
else
gdk_draw_pixmap(overlay->background, widget->style->fg_gc[GTK_WIDGET_STATE(widget)], parent->drawable, overlay->p.x, overlay->p.y, 0, 0, overlay->width, overlay->height);
gdk_draw_pixbuf(parent->drawable, widget->style->fg_gc[GTK_WIDGET_STATE(widget)], pixbuf2, 0, 0, overlay->p.x, overlay->p.y, overlay->width, overlay->height, GDK_RGB_DITHER_NONE, 0, 0);
if (window)
gdk_draw_pixmap(widget->window, widget->style->fg_gc[GTK_WIDGET_STATE(widget)], parent->drawable, overlay->p.x, overlay->p.y, overlay->p.x, overlay->p.y, overlay->width, overlay->height);
#if 0
gdk_draw_pixmap(gr->gra->drawable,
gr->gra->widget->style->fg_gc[GTK_WIDGET_STATE(gr->gra->widget)],
img->gra->drawable,
0, 0, p->x, p->y, img->gra->width, img->gra->height);
#endif
#endif
}
static gint panel_expose_event(GtkWidget* widget, GdkEventExpose* ev) {
gdk_draw_pixmap(widget->window,
widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
panel->pixmap, ev->area.x, ev->area.y, ev->area.x,
ev->area.y, ev->area.width, ev->area.height);
return FALSE;
}
static void gtk_plot_gdk_draw_pixmap (GtkPlotPC *pc,
GdkPixmap *pixmap,
GdkBitmap *mask,
gint xsrc, gint ysrc,
gint xdest, gint ydest,
gint width,
gint height,
gdouble scale_x,
gdouble scale_y)
{
GdkGC *gc;
GdkPixmap *new_pixmap;
GdkBitmap *new_mask = NULL;
if(!GTK_PLOT_GDK(pc)->drawable) return;
if(!GTK_PLOT_GDK(pc)->window) return;
if(!GTK_PLOT_GDK(pc)->gc) return;
gc = GTK_PLOT_GDK(pc)->gc;
if(!gc) return;
new_pixmap = scale_pixmap(GTK_PLOT_GDK(pc)->window, pixmap, scale_x, scale_y);
if(mask)
new_mask = scale_bitmap(GTK_PLOT_GDK(pc)->window, mask, scale_x, scale_y);
gtk_plot_pc_clip_mask(pc, xdest, ydest, new_mask);
gdk_draw_pixmap(GTK_PLOT_GDK(pc)->drawable, gc, new_pixmap,
xsrc, ysrc, xdest, ydest, width*scale_x, height*scale_y);
gtk_plot_pc_clip_mask(pc, xdest, ydest, NULL);
if(new_mask) gdk_bitmap_unref(new_mask);
gdk_pixmap_unref(new_pixmap);
}
void draw_fp_image()
{
guchar *pixels;
int rowstride;
image = gdk_pixbuf_new_from_data(raw_data, GDK_COLORSPACE_RGB, FALSE, 8, ImageSize.nWidth, ImageSize.nHeight, ImageSize.nWidth*1, NULL, NULL );
if (!image)
{
if (gtk_debug) g_print( "ERROR: cannot load image into buffer.\n" );
return;
}
rowstride = gdk_pixbuf_get_rowstride (image);
pixels = gdk_pixbuf_get_pixels (image);
gdk_draw_gray_image( back_buffer,
da->style->black_gc,
0, 0,
ImageSize.nWidth, ImageSize.nHeight,
GDK_RGB_DITHER_NORMAL,
pixels, rowstride);
// drawing pixmap to screen
gdk_draw_pixmap(
da->window,
da->style->black_gc,
back_buffer,
0,0, 0,0, -1,-1
);
}
void redraw_area(GtkWidget* widget, int x, int y, int w, int h)
{
gdk_draw_pixmap(widget->window,
gc,
pixmap,
x,y,x,y,w,h);
}
static void sctp_graph_redraw(struct sctp_udata *u_data)
{
sctp_graph_t *ios;
u_data->io->needs_redraw = TRUE;
sctp_graph_draw(u_data);
switch (u_data->io->graph_type)
{
case 0:
draw_sack_graph(u_data);
draw_tsn_graph(u_data);
break;
case 1:
draw_tsn_graph(u_data);
break;
case 2:
draw_sack_graph(u_data);
break;
}
ios=(sctp_graph_t *)g_object_get_data(G_OBJECT(u_data->io->draw_area), "sctp_graph_t");
if(!ios){
exit(10);
}
gdk_draw_pixmap(u_data->io->draw_area->window,
u_data->io->draw_area->style->fg_gc[GTK_WIDGET_STATE(u_data->io->draw_area)],
ios->pixmap,
0,0,
0, 0,
u_data->io->draw_area->allocation.width,
u_data->io->draw_area->allocation.height);
}
//! Redraws the exposed area of the board
gboolean board_redraw (GtkWidget *widget, GdkEventExpose *event)
{
int x, y;
int xmin = 0, ymin = 0, xmax = board_wid, ymax = board_heit;
if (!opt_game)
{
GdkPixmap *splash_pixmap;
splash_pixmap = gdk_pixmap_colormap_create_from_xpm_d (NULL,
gdk_colormap_get_system (), NULL, NULL, splash_xpm);
gdk_draw_pixmap ((GdkDrawable *)board_area->window,
board_area->style->bg_gc[GTK_STATE_NORMAL],
(GdkDrawable *)splash_pixmap,
0, 0, 0, 0, -1, -1);
gdk_pixmap_unref (splash_pixmap);
return TRUE;
}
if (event)
{
xmin = event->area.x / cell_size;
ymin = event->area.y / cell_size;
xmax = (event->area.x + event->area.width) / cell_size + 1;
ymax = (event->area.y + event->area.height) / cell_size + 1;
if (ymin < 0) ymin = 0;
if (xmax > board_wid) xmax = board_wid;
if (ymax > board_heit) ymax = board_heit;
}
for (x=xmin; x<xmax; x++)
for (y=ymin; y<ymax; y++)
board_refresh_cell_real (
state_board_flipped ? board_wid - 1 - x : x,
state_board_flipped ? y : (board_heit - 1 - y),
x, y);
return TRUE;
}
static gint draw_func(gpointer data)
{
gint i;
if(!window)
{
timeout_tag = 0;
return FALSE;
}
GDK_THREADS_ENTER();
gdk_draw_rectangle(draw_pixmap,gc,TRUE,0,0,WIDTH,HEIGHT);
for(i = 0; i < NUM_BANDS; i++)
{
/*if(bar_heights[i] > 4)
bar_heights[i] -= 4;
else
bar_heights[i] = 0;*/
gdk_draw_pixmap(draw_pixmap,gc,bar, 0,HEIGHT - 1 - bar_heights[i], i * (WIDTH / NUM_BANDS), HEIGHT - 1 - bar_heights[i], (WIDTH / NUM_BANDS) - 1, bar_heights[i]);
}
gdk_window_clear(area->window);
GDK_THREADS_LEAVE();
return TRUE;
}
static void
service_hslider(GtkWidget *text, gpointer data)
{
GtkAdjustment *hadj;
gint xsrc;
if(signalpixmap)
{
hadj=GTK_ADJUSTMENT(signal_hslider);
xsrc=(gint)hadj->value;
DEBUG(printf("Signal HSlider Moved to %d\n",xsrc));
gdk_draw_rectangle(signalpixmap, signalarea->style->bg_gc[GTK_STATE_ACTIVE], TRUE,
0, -1, signal_fill_width, fontheight);
gdk_draw_line(signalpixmap, signalarea->style->white_gc,
0, fontheight-1, signal_fill_width-1, fontheight-1);
gdk_draw_string(signalpixmap, signalfont,
signalarea->style->fg_gc[0], 3+xsrc, fontheight-4, "Time");
gdk_draw_pixmap(signalarea->window, signalarea->style->fg_gc[GTK_WIDGET_STATE(signalarea)],
signalpixmap,
xsrc, 0,
0, 0,
signalarea->allocation.width, signalarea->allocation.height);
}
}
gint handle_map_expose(
GtkWidget *widget, GdkEventExpose *event
)
{
GtkAdjustment *hAdj = GTK_ADJUSTMENT( gMapHScrollBarAdjustment );
GtkAdjustment *vAdj = GTK_ADJUSTMENT( gMapVScrollBarAdjustment );
long srcX = (long)(hAdj->value + event->area.x);
long srcY = (long)(vAdj->value + event->area.y);
long dstX = (long)event->area.x;
long dstY = (long)event->area.y;
long w = (long)event->area.width;
long h = (long)event->area.height;
// 背景の描画
GdkGC *gc = gMapDrawingArea->style->fg_gc[GTK_STATE_NORMAL];
gdk_draw_pixmap(
gMapDrawingArea->window,
gc,
gPcgDun.getWBuf()->getPixMap(),
srcX, srcY,
dstX, dstY,
w, h );
return TRUE;
}
void
combo_tx_satname_changed (GtkEditable *editable,
gpointer user_data)
{
int i;
GtkWidget *widget;
GdkRectangle updatewin;
/* copy original map to draw map */
if( drawmap )
gdk_draw_pixmap(drawmap,yellow_gc,sourcemap,0,0,0,0,MAPSIZEX,MAPSIZEY);
/* Reset dots array */
for( i=0; i<MAXDOTS; i++ ) {
dots[i].x=0;
dots[i].y=0;
}
ndots=0;
/* copy empty az/el graphic to draw pixmap */
if( drawazel ) {
gdk_draw_pixmap(drawazel,yellow_gc,sourceazel,0,0,0,0,AZELSIZEX,AZELSIZEY);
/* Force AZ/EL redraw */
widget = lookup_widget( dialog_azel_graph, "azelgraph" );
updatewin.x = 0;
updatewin.y = 0;
updatewin.width = widget->allocation.width;
updatewin.height = widget->allocation.height;
gtk_widget_draw ( widget, &updatewin);
}
/* Reset dots array */
for( i=0; i<AZELMAXDOTS; i++ ) {
azeldots[i].x=0;
azeldots[i].y=0;
}
nazeldots=0;
newsat=1;
lastel=-90;
if(autofreq==TRUE)
lookup_sat_db();
/* doprediction=TRUE; */
}
void create_server_pixmap (GtkWidget *window, struct pixmap *stype,
int n, GdkPixmap **pix, GdkBitmap **mask) {
GdkGC *white_gc;
int hb, wb, hs, ws;
if (!GTK_WIDGET_REALIZED (window))
gtk_widget_realize (window);
gdk_window_get_size (buddy_pix[1].pix, &wb, &hb);
gdk_window_get_size (stype->pix, &ws, &hs);
*pix = gdk_pixmap_new (window->window, wb + ws, MAX (hs, hb), -1);
*mask = gdk_pixmap_new (window->window, wb + ws, MAX (hs, hb), 1);
white_gc = window->style->base_gc[GTK_STATE_NORMAL];
if (!masks_gc) {
masks_gc = gdk_gc_new (*mask);
gdk_gc_set_exposures (masks_gc, FALSE);
}
mask_pattern.pixel = 0;
gdk_gc_set_foreground (masks_gc, &mask_pattern);
gdk_draw_rectangle (*mask, masks_gc, TRUE, 0, 0, -1, -1);
mask_pattern.pixel = 1;
gdk_gc_set_foreground (masks_gc, &mask_pattern);
if (n) {
ensure_buddy_pix (window, n);
gdk_gc_set_clip_origin (white_gc, 0, 0);
gdk_gc_set_clip_mask (white_gc, buddy_pix[n].mask);
gdk_draw_pixmap (*pix, white_gc, buddy_pix[n].pix, 0, 0, 0, 0, wb, hb);
gdk_draw_pixmap (*mask, masks_gc, buddy_pix[n].mask, 0, 0, 0, 0, wb, hb);
}
gdk_gc_set_clip_origin (white_gc, wb, 0);
gdk_gc_set_clip_mask (white_gc, stype->mask);
gdk_draw_pixmap (*pix, white_gc, stype->pix, 0, 0, wb, 0, ws, hs);
gdk_draw_pixmap (*mask, masks_gc, stype->mask, 0, 0, wb, 0, ws, hs);
gdk_gc_set_clip_origin (white_gc, 0, 0);
gdk_gc_set_clip_mask (white_gc, NULL);
}
static GdkPixmap *
scale_pixmap (GdkWindow *window, GdkPixmap *pixmap, gdouble scale_x, gdouble scale_y)
{
GdkGC *gc;
GdkColormap *colormap;
GdkColorContext *cc;
GdkVisual *visual;
GdkImage *image;
GdkPixmap *new_pixmap;
gint x, y, width, height, new_width, new_height;
if(!pixmap) return NULL;
if(!window) return NULL;
gc = gdk_gc_new(pixmap);
colormap = gdk_colormap_get_system ();
visual = gdk_visual_get_system ();
cc = gdk_color_context_new(visual, colormap);
gdk_window_get_size(pixmap, &width, &height);
if(scale_x == 1.0 && scale_y == 1.0){
new_pixmap = gdk_pixmap_new(window, width, height, -1);
gdk_draw_pixmap(new_pixmap,
gc,
pixmap,
0, 0,
0, 0,
width, height);
return new_pixmap;
}
new_width = roundint(width * scale_x);
new_height = roundint(height * scale_y);
new_pixmap = gdk_pixmap_new(window, new_width, new_height, -1);
image = gdk_image_get(pixmap,
0, 0,
width, height);
for(x = 0; x < new_width; x++){
for(y = 0; y < new_height; y++){
GdkColor color;
gint px, py;
px = MIN(roundint(x / scale_x), width - 1);
py = MIN(roundint(y / scale_y), height - 1);
color.pixel = gdk_image_get_pixel(image, px, py);
gdk_color_context_query_color(cc, &color);
gdk_gc_set_foreground(gc, &color);
gdk_draw_point(new_pixmap, gc, x, y);
}
}
gdk_image_destroy(image);
gdk_color_context_free(cc);
return new_pixmap;
}
void gtk_graph_smith_plot_traces(GtkGraph *graph)
{
gint i, n;
GtkGraphTrace *tmp;
gfloat CA, CB, CC, CD;
GdkPoint *pts = NULL;
g_return_if_fail (graph != NULL);
g_return_if_fail (GTK_IS_GRAPH (graph));
g_return_if_fail (GTK_WIDGET_REALIZED (graph));
g_return_if_fail (graph->graph_type == SMITH);
tmp = graph->traces;
for (n = 0 ; n < graph->num_traces ; n++)
{
/* Make sure that there is some data in the trace */
if (tmp->Xdata == NULL || tmp->Ydata == NULL)
continue;
/* Assign the storage for the co-ordinates of each data point */
pts = (GdkPoint *) g_malloc ((tmp->num_points) * sizeof(GdkPoint));
/* The Xdata array contains the resistance whilst the Ydata array has the reactance */
CA = tmp->Xdata[0] - graph->smith_Z0;
CB = tmp->Ydata[0];
CC = tmp->Xdata[0] + graph->smith_Z0;
CD = tmp->Ydata[0];
pts[0].x = centre_x + (CA*CC + CB*CD)/(CC*CC + CD*CD) * graph->dependant->scale_factor;
pts[0].y = centre_y - (CB*CC - CA*CD)/(CC*CC + CD*CD) * graph->dependant->scale_factor;
for (i = 1 ; i < tmp->num_points ; i++)
{
CA = tmp->Xdata[i] - graph->smith_Z0;
CB = tmp->Ydata[i];
CC = tmp->Xdata[i] + graph->smith_Z0;
CD = tmp->Ydata[i];
pts[i].x = centre_x + (CA*CC + CB*CD)/(CC*CC + CD*CD) * graph->dependant->scale_factor;
pts[i].y = centre_y - (CB*CC - CA*CD)/(CC*CC + CD*CD) * graph->dependant->scale_factor;
}
gdk_draw_lines (buffer, tmp->format->line_gc, pts, tmp->num_points);/* Draw the lines */
for (i = 1 ; i < tmp->num_points ; i++)/* and then draw the markers */
if (tmp->format->marker_type != GTK_GRAPH_MARKER_NONE)
{
gdk_gc_set_clip_origin(tmp->format->marker_gc, pts[i].x-5, pts[i].y-5);
gdk_draw_pixmap(buffer, tmp->format->marker_gc, tmp->format->marker, 0, 0, pts[i].x-5, pts[i].y-5, -1, -1);
}
g_free(pts);// Free up all storage after use
tmp = tmp->next;// and then move onto the next trace
}
}
void
gpk_redraw(GdkPixmap * pixmap, GtkWidget * pixmapbox)
{
/* redraw the entire pixmap */
gdk_draw_pixmap(pixmapbox->window,
pixmapbox->style->fg_gc[GTK_WIDGET_STATE(pixmapbox)],
pixmap, 0, 0, 0, 0, pixmapbox->allocation.width, pixmapbox->allocation.height);
}
static void
gtk_hruler_draw_pos (GtkRuler *ruler)
{
GtkWidget *widget;
GdkGC *gc;
int i;
gint x, y;
gint width, height;
gint bs_width, bs_height;
gint xthickness;
gint ythickness;
gfloat increment;
g_return_if_fail (ruler != NULL);
g_return_if_fail (GTK_IS_HRULER (ruler));
if (GTK_WIDGET_DRAWABLE (ruler))
{
widget = GTK_WIDGET (ruler);
gc = widget->style->fg_gc[GTK_STATE_NORMAL];
xthickness = widget->style->klass->xthickness;
ythickness = widget->style->klass->ythickness;
width = widget->allocation.width;
height = widget->allocation.height - ythickness * 2;
bs_width = height / 2;
bs_width |= 1; /* make sure it's odd */
bs_height = bs_width / 2 + 1;
if ((bs_width > 0) && (bs_height > 0))
{
/* If a backing store exists, restore the ruler */
if (ruler->backing_store && ruler->non_gr_exp_gc)
gdk_draw_pixmap (ruler->widget.window,
ruler->non_gr_exp_gc,
ruler->backing_store,
ruler->xsrc, ruler->ysrc,
ruler->xsrc, ruler->ysrc,
bs_width, bs_height);
increment = (gfloat) width / (ruler->upper - ruler->lower);
x = ROUND ((ruler->position - ruler->lower) * increment) + (xthickness - bs_width) / 2 - 1;
y = (height + bs_height) / 2 + ythickness;
for (i = 0; i < bs_height; i++)
gdk_draw_line (widget->window, gc,
x + i, y + i,
x + bs_width - 1 - i, y + i);
ruler->xsrc = x;
ruler->ysrc = y;
}
}
}
void WinDraw_ShowSplash(void)
{
gdk_draw_pixmap(pixmap,
drawarea->style->fg_gc[GTK_WIDGET_STATE(drawarea)],
splash_pixmap, 0, 0,
768 - keropi_xpm_width, 512 - keropi_xpm_height,
keropi_xpm_width, keropi_xpm_height);
}
static gint
expose_event (GtkWidget *widget, GdkEventExpose *e, C2NetworkTraffic *nt)
{
gdk_draw_pixmap (widget->window, widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
nt->pixmap, e->area.x, e->area.y, e->area.x, e->area.y,
e->area.width, e->area.height);
return FALSE;
}
/** \brief concatenate two pixmaps
*
* horizontal concatenation
* @param window
* @param dest destination pixmap
* @param s1 first pixmap
* @param s2 second pixmap
* @returns dest for convenience
*/
struct pixmap* cat_pixmaps (GtkWidget *window, struct pixmap *dest, struct pixmap* s1, struct pixmap* s2)
{
GdkGC *white_gc;
int h1, w1, h2, w2;
if (!GTK_WIDGET_REALIZED (window))
gtk_widget_realize (window);
gdk_window_get_size (s1->pix, &w1, &h1);
gdk_window_get_size (s2->pix, &w2, &h2);
dest->pix = gdk_pixmap_new (window->window, w1 + w2, MAX (h1, h2), -1);
dest->mask = gdk_pixmap_new (window->window, w1 + w2, MAX (h1, h2), 1);
white_gc = window->style->base_gc[GTK_STATE_NORMAL];
if (!masks_gc) {
masks_gc = gdk_gc_new (dest->mask);
gdk_gc_set_exposures (masks_gc, FALSE);
}
mask_pattern.pixel = 0;
gdk_gc_set_foreground (masks_gc, &mask_pattern);
gdk_draw_rectangle (dest->mask, masks_gc, TRUE, 0, 0, -1, -1);
mask_pattern.pixel = 1;
gdk_gc_set_foreground (masks_gc, &mask_pattern);
gdk_gc_set_clip_origin (white_gc, 0, 0);
gdk_gc_set_clip_mask (white_gc, s1->mask);
gdk_draw_pixmap (dest->pix, white_gc, s1->pix, 0, 0, 0, 0, w1, h1);
gdk_draw_pixmap (dest->mask, masks_gc, s1->mask, 0, 0, 0, 0, w1, h1);
gdk_gc_set_clip_origin (white_gc, w1, 0);
gdk_gc_set_clip_mask (white_gc, s2->mask);
gdk_draw_pixmap (dest->pix, white_gc, s2->pix, 0, 0, w1, 0, w2, h2);
gdk_draw_pixmap (dest->mask, masks_gc, s2->mask, 0, 0, w1, 0, w2, h2);
gdk_gc_set_clip_origin (white_gc, 0, 0);
gdk_gc_set_clip_mask (white_gc, NULL);
return dest;
}
static gint expose_event(GtkWidget *widget, GdkEventExpose *event, void *disp)
{
gdk_draw_pixmap(widget->window,
widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
pixmap,
event->area.x, event->area.y,
event->area.x, event->area.y,
event->area.width, event->area.height);
return (FALSE);
}
gint
wgra_expose(GtkWidget *widget,GdkEventExpose *ee,gpointer data)
{
gdk_draw_pixmap(widget->window,
widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
wcanvas,
ee->area.x, ee->area.y,
ee->area.x, ee->area.y,
ee->area.width, ee->area.height);
return FALSE;
}
/*
* The job of this function is to update the view from the
* embeddable's representation of the image data.
*/
static void
view_update (view_data_t *view_data)
{
gdk_draw_pixmap (view_data->drawing_area->window,
view_data->gc,
view_data->embeddable_data->pixmap,
0, 0,
0, 0,
MIN (view_data->width, view_data->embeddable_data->width),
MIN (view_data->height, view_data->embeddable_data->height));
}
// Expose callback for the drawing area
static gint expose_cb (GtkWidget *widget, GdkEventExpose *event, gpointer data)
{
gdk_draw_pixmap(
widget->window,
widget->style->white_gc,
back_buffer,
event->area.x, event->area.y,
event->area.x, event->area.y,
event->area.width, event->area.height
);
return TRUE;
}
static void
draw_restore(struct graphics_priv *gr, struct point *p, int w, int h)
{
#if 0
GtkWidget *widget=gr->widget;
gdk_draw_pixmap(widget->window,
widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
gr->drawable,
p->x, p->y, p->x, p->y, w, h);
#endif
}
/* Redraw the screen from the backing pixmap */
static gint
expose_event (GtkWidget * widget, GdkEventExpose * event)
{
/* draw_screen();*/
gdk_draw_pixmap(widget->window,
widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
ctk_gtksim_pixmap,
event->area.x, event->area.y,
event->area.x, event->area.y,
event->area.width, event->area.height);
return FALSE;
}
static gboolean expose_event_callback (GtkWidget *widget, GdkEventExpose *event, UNUSED gpointer data) {
// gdk_draw_arc (widget->window, widget->style->fg_gc[GTK_WIDGET_STATE (widget)], TRUE, 0, 0, widget->allocation.width, widget->allocation.height, 0, 64 * 360);
gdk_draw_pixmap(widget->window,
widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
pixmap,
event->area.x, event->area.y,
event->area.x, event->area.y,
event->area.width, event->area.height);
return FALSE;
}
/* video_on_drawing_area_expose */
static gboolean _video_on_drawing_area_expose(GtkWidget * widget,
GdkEventExpose * event, gpointer data)
{
/* XXX this code is inspired from GQcam */
VideoPhonePlugin * video = data;
gdk_draw_pixmap(widget->window, video->gc, video->pixmap,
event->area.x, event->area.y,
event->area.x, event->area.y,
event->area.width, event->area.height);
return FALSE;
}
/* camera_on_drawing_area_expose */
static gboolean _camera_on_drawing_area_expose(GtkWidget * widget,
GdkEventExpose * event, gpointer data)
{
/* XXX this code is inspired from GQcam */
Camera * camera = data;
gdk_draw_pixmap(widget->window, camera->gc, camera->pixmap,
event->area.x, event->area.y,
event->area.x, event->area.y,
event->area.width, event->area.height);
return FALSE;
}