void
gtk_plot_gdk_construct(GtkPlotGdk *pc, GdkDrawable *drawable)
{
if(drawable){
pc->drawable = drawable;
gtk_plot_pc_gsave(GTK_PLOT_PC(pc));
}
}
static void
gtk_plot_surface_real_draw (GtkPlotSurface *surface)
{
GtkWidget *widget;
GtkPlot *plot = NULL;
GtkPlotData *dataset;
GList *list;
g_return_if_fail(GTK_IS_PLOT_SURFACE(surface));
dataset = GTK_PLOT_DATA(surface);
g_return_if_fail(GTK_PLOT_DATA(dataset)->plot != NULL);
g_return_if_fail(GTK_IS_PLOT(GTK_PLOT_DATA(dataset)->plot));
plot = dataset->plot;
widget = GTK_WIDGET(plot);
gtk_plot_pc_gsave(plot->pc);
if(!GTK_WIDGET_DRAWABLE(widget)) return;
if(!GTK_WIDGET_VISIBLE(widget)) return;
gtk_plot_set_line_attributes(plot, surface->mesh_line);
list = surface->dt->triangles;
while(list){
GtkPlotDTtriangle *t;
t = (GtkPlotDTtriangle *)list->data;
GTK_PLOT_SURFACE_CLASS(GTK_OBJECT(surface)->klass)->draw_triangle(surface, t, -1.);
list = list->next;
}
gtk_plot_pc_grestore(plot->pc);
}
static void
gtk_plot_polar_real_paint (GtkWidget *widget)
{
GtkPlot *plot;
GtkPlotText *child_text;
GtkStyle *style;
GdkPixmap *pixmap;
GList *dataset;
GList *text;
gint width, height;
gint xoffset, yoffset ;
gdouble min;
if(!gtk_widget_get_visible(widget)) return;
plot = GTK_PLOT(widget);
xoffset = plot->internal_allocation.x;
yoffset = plot->internal_allocation.y;
width = plot->internal_allocation.width;
height = plot->internal_allocation.height;
style = gtk_widget_get_style(widget);
pixmap = plot->drawable;
gtk_plot_pc_gsave(plot->pc);
gtk_plot_pc_set_color(plot->pc, &plot->background);
if(!gtk_plot_is_transparent(GTK_PLOT(plot)))
gtk_plot_pc_draw_rectangle (plot->pc, TRUE,
xoffset, yoffset,
width , height);
/* draw frame to guide the eyes*/
/* gdk_draw_rectangle (pixmap, gc, FALSE,
xoffset, yoffset,
width , height);
*/
/* draw the ticks & grid lines */
min = plot->left->ticks.min;
plot->left->ticks.min = 0.0;
gtk_plot_axis_ticks_recalc(plot->left);
gtk_plot_axis_ticks_recalc(plot->bottom);
plot->left->ticks.min = min;
if(plot->left->is_visible)
{
GtkPlotVector tick_direction;
tick_direction.x = 1.;
tick_direction.y = 0.;
plot->left->origin.x = (gfloat)width*plot->left_align;
plot->left->origin.y = height;
gtk_plot_polar_draw_axis(GTK_PLOT_POLAR(plot), plot->left, tick_direction);
gtk_plot_polar_draw_labels(GTK_PLOT_POLAR(plot), plot->left, tick_direction);
}
if(plot->top->is_visible)
{
GtkPlotVector tick_direction;
tick_direction.x = 0.;
tick_direction.y = 1.;
plot->left->direction.x = 1;
plot->left->direction.y = 0;
plot->left->origin.x = 0;
plot->left->origin.y = (gfloat)height*plot->left_align;
gtk_plot_polar_draw_axis(GTK_PLOT_POLAR(plot), plot->left, tick_direction);
gtk_plot_polar_draw_labels(GTK_PLOT_POLAR(plot), plot->left, tick_direction);
plot->left->direction.x = 0;
plot->left->direction.y = -1;
}
if(plot->bottom->is_visible)
{
gtk_plot_polar_draw_circle(GTK_PLOT_POLAR(plot));
}
gtk_plot_polar_draw_grids(GTK_PLOT_POLAR(plot));
dataset = plot->data_sets;
while(dataset)
{
GTK_PLOT_DATA_CLASS(GTK_OBJECT_GET_CLASS(GTK_OBJECT(dataset->data)))->draw_data(GTK_PLOT_DATA(dataset->data));
dataset = dataset->next;
}
text = plot->text;
while(text)
{
child_text = (GtkPlotText *) text->data;
gtk_plot_draw_text(plot, *child_text);
text = text->next;
}
GTK_PLOT_CLASS(GTK_OBJECT_GET_CLASS(GTK_OBJECT(plot)))->draw_legends(widget);
gtk_plot_pc_grestore(plot->pc);
}