/**************************************************************************
*
* Tint2 : area
-*
+*
* Copyright (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr)
-*
+*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
+#include <X11/extensions/Xrender.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <glib.h>
+#include <pango/pangocairo.h>
-#include "window.h"
-#include "server.h"
#include "area.h"
+#include "server.h"
+#include "panel.h"
+// 1) resize child
+// 2) resize parent
+// 3) redraw parent
+// 4) redraw child
+void refresh (Area *a)
+{
+ // don't draw and resize hide objects
+ if (!a->on_screen) return;
+
+ size(a);
+
+ // don't draw transparent objects (without foreground and without background)
+ if (a->redraw) {
+ a->redraw = 0;
+ // force redraw of child
+ GSList *l;
+ for (l = a->list ; l ; l = l->next)
+ set_redraw(l->data);
+
+ //printf("draw area posx %d, width %d\n", a->posx, a->width);
+ draw(a);
+ }
+
+ // draw current Area
+ if (a->pix == 0) printf("empty area posx %d, width %d\n", a->posx, a->width);
+ XCopyArea (server.dsp, a->pix, ((Panel *)a->panel)->temp_pmap, server.gc, 0, 0, a->width, a->height, a->posx, a->posy);
+
+ // and then refresh child object
+ GSList *l;
+ for (l = a->list; l ; l = l->next)
+ refresh(l->data);
+}
+
-void redraw (Area *a)
+void size (Area *a)
{
- a->redraw = 1;
-
- GSList *l;
- for (l = a->list ; l ; l = l->next)
- redraw(l->data);
+ GSList *l;
+
+ if (a->resize) {
+ a->resize = 0;
+ // force the resize of childs
+ for (l = a->list; l ; l = l->next) {
+ Area *area = (Area*)l->data;
+ area->resize = 1;
+ size(area);
+ }
+
+ // resize can generate a redraw
+ if (a->_resize)
+ a->_resize(a);
+ }
}
-int draw (Area *a)
+void set_redraw (Area *a)
{
- if (!a->redraw) return 0;
-
- cairo_surface_t *cs;
- cairo_t *c;
- int ret = 0;
-
- if (a->pmap) XFreePixmap (server.dsp, a->pmap);
- a->pmap = server_create_pixmap (a->width, a->height);
-
- // add layer of root pixmap
- XCopyArea (server.dsp, server.pmap, a->pmap, server.gc, a->posx, a->posy, a->width, a->height, 0, 0);
-
- cs = cairo_xlib_surface_create (server.dsp, a->pmap, server.visual, a->width, a->height);
- c = cairo_create (cs);
-
- draw_background (a, c);
-
- if (a->draw_foreground) {
- ret = a->draw_foreground(a, c);
- }
- else {
- // parcours de la liste des sous objets
- }
-
- cairo_destroy (c);
- cairo_surface_destroy (cs);
- a->redraw = 0;
-
- return ret;
+ a->redraw = 1;
+
+ GSList *l;
+ for (l = a->list ; l ; l = l->next)
+ set_redraw(l->data);
}
-void draw_background (Area *a, cairo_t *c)
+void draw (Area *a)
{
- if (a->back.alpha > 0.0) {
- //printf(" draw_background %d %d\n", a->width, a->height);
- draw_rect(c, a->border.width, a->border.width, a->width-(2.0 * a->border.width), a->height-(2.0*a->border.width), a->border.rounded - a->border.width/1.571);
- /*
- double x0, y0, x1, y1;
- x0 = 0;
- y0 = 100;
- x1 = 100;
- y1 = 0;
-
- cairo_pattern_t *linpat;
- cairo_matrix_t matrix;
- linpat = cairo_pattern_create_linear (x0, y0, x1, y1);
-
- cairo_pattern_add_color_stop_rgba (linpat, 0, a->back.color[0], a->back.color[1], a->back.color[2], a->back.alpha);
- cairo_pattern_add_color_stop_rgba (linpat, 1, a->back.color[0], a->back.color[1], a->back.color[2], 0);
- //cairo_matrix_init_scale (&matrix, a->height, a->width);
- //cairo_pattern_set_matrix (linpat, &matrix);
- cairo_set_source (c, linpat);
- */
- cairo_set_source_rgba(c, a->back.color[0], a->back.color[1], a->back.color[2], a->back.alpha);
-
- cairo_fill(c);
- //cairo_pattern_destroy (linpat);
- }
-
- if (a->border.width > 0 && a->border.alpha > 0.0) {
- cairo_set_line_width (c, a->border.width);
-
- // draw border inside (x, y, width, height)
- draw_rect(c, a->border.width/2.0, a->border.width/2.0, a->width - a->border.width, a->height - a->border.width, a->border.rounded);
- /*
- // convert : radian = degre * M_PI/180
- // définir le dégradé dans un carré de (0,0) (100,100)
- // ensuite ce dégradé est extrapolé selon le ratio width/height
- // dans repère (0, 0) (100, 100)
- double X0, Y0, X1, Y1, degre;
- // x = X * (a->width / 100), y = Y * (a->height / 100)
- double x0, y0, x1, y1;
- X0 = 0;
- Y0 = 100;
- X1 = 100;
- Y1 = 0;
- degre = 45;
- // et ensuite faire la changement d'unité du repère
- // car ce qui doit resté inchangée est les traits et pas la direction
-
- // il faut d'abord appliquer une rotation de 90° (et -180° si l'angle est supérieur à 180°)
- // ceci peut être appliqué une fois pour toute au départ
- // ensuite calculer l'angle dans le nouveau repère
- // puis faire une rotation de 90°
- x0 = X0 * ((double)a->width / 100);
- x1 = X1 * ((double)a->width / 100);
- y0 = Y0 * ((double)a->height / 100);
- y1 = Y1 * ((double)a->height / 100);
-
- x0 = X0 * ((double)a->height / 100);
- x1 = X1 * ((double)a->height / 100);
- y0 = Y0 * ((double)a->width / 100);
- y1 = Y1 * ((double)a->width / 100);
- printf("repère (%d, %d) points (%lf, %lf) (%lf, %lf)\n", a->width, a->height, x0, y0, x1, y1);
-
- cairo_pattern_t *linpat;
- linpat = cairo_pattern_create_linear (x0, y0, x1, y1);
- cairo_pattern_add_color_stop_rgba (linpat, 0, a->border.color[0], a->border.color[1], a->border.color[2], a->border.alpha);
- cairo_pattern_add_color_stop_rgba (linpat, 1, a->border.color[0], a->border.color[1], a->border.color[2], 0);
- cairo_set_source (c, linpat);
- */
- cairo_set_source_rgba (c, a->border.color[0], a->border.color[1], a->border.color[2], a->border.alpha);
-
- cairo_stroke (c);
- //cairo_pattern_destroy (linpat);
- }
+ if (a->pix) XFreePixmap (server.dsp, a->pix);
+ a->pix = XCreatePixmap (server.dsp, server.root_win, a->width, a->height, server.depth);
+
+ // add layer of root pixmap (or clear pixmap if real_transparency==true)
+ if (real_transparency)
+ clear_pixmap(a->pix, 0 ,0, a->width, a->height);
+ XCopyArea (server.dsp, ((Panel *)a->panel)->temp_pmap, a->pix, server.gc, a->posx, a->posy, a->width, a->height, 0, 0);
+
+ cairo_surface_t *cs;
+ cairo_t *c;
+
+ cs = cairo_xlib_surface_create (server.dsp, a->pix, server.visual, a->width, a->height);
+ c = cairo_create (cs);
+
+ draw_background (a, c);
+
+ if (a->_draw_foreground)
+ a->_draw_foreground(a, c);
+
+ cairo_destroy (c);
+ cairo_surface_destroy (cs);
}
-void refresh (Area *a)
+void draw_background (Area *a, cairo_t *c)
{
- XCopyArea (server.dsp, a->pmap, server.pmap, server.gc, 0, 0, a->width, a->height, a->posx, a->posy);
+ if (a->bg->back.alpha > 0.0) {
+ //printf(" draw_background (%d %d) RGBA (%lf, %lf, %lf, %lf)\n", a->posx, a->posy, pix->back.color[0], pix->back.color[1], pix->back.color[2], pix->back.alpha);
+ draw_rect(c, a->bg->border.width, a->bg->border.width, a->width-(2.0 * a->bg->border.width), a->height-(2.0*a->bg->border.width), a->bg->border.rounded - a->bg->border.width/1.571);
+ cairo_set_source_rgba(c, a->bg->back.color[0], a->bg->back.color[1], a->bg->back.color[2], a->bg->back.alpha);
+ cairo_fill(c);
+ }
+
+ if (a->bg->border.width > 0 && a->bg->border.alpha > 0.0) {
+ cairo_set_line_width (c, a->bg->border.width);
+
+ // draw border inside (x, y, width, height)
+ draw_rect(c, a->bg->border.width/2.0, a->bg->border.width/2.0, a->width - a->bg->border.width, a->height - a->bg->border.width, a->bg->border.rounded);
+ /*
+ // convert : radian = degre * M_PI/180
+ // définir le dégradé dans un carré de (0,0) (100,100)
+ // ensuite ce dégradé est extrapolé selon le ratio width/height
+ // dans repère (0, 0) (100, 100)
+ double X0, Y0, X1, Y1, degre;
+ // x = X * (a->width / 100), y = Y * (a->height / 100)
+ double x0, y0, x1, y1;
+ X0 = 0;
+ Y0 = 100;
+ X1 = 100;
+ Y1 = 0;
+ degre = 45;
+ // et ensuite faire la changement d'unité du repère
+ // car ce qui doit resté inchangée est les traits et pas la direction
+
+ // il faut d'abord appliquer une rotation de 90° (et -180° si l'angle est supérieur à 180°)
+ // ceci peut être appliqué une fois pour toute au départ
+ // ensuite calculer l'angle dans le nouveau repère
+ // puis faire une rotation de 90°
+ x0 = X0 * ((double)a->width / 100);
+ x1 = X1 * ((double)a->width / 100);
+ y0 = Y0 * ((double)a->height / 100);
+ y1 = Y1 * ((double)a->height / 100);
+
+ x0 = X0 * ((double)a->height / 100);
+ x1 = X1 * ((double)a->height / 100);
+ y0 = Y0 * ((double)a->width / 100);
+ y1 = Y1 * ((double)a->width / 100);
+
+ cairo_pattern_t *linpat;
+ linpat = cairo_pattern_create_linear (x0, y0, x1, y1);
+ cairo_pattern_add_color_stop_rgba (linpat, 0, a->border.color[0], a->border.color[1], a->border.color[2], a->border.alpha);
+ cairo_pattern_add_color_stop_rgba (linpat, 1, a->border.color[0], a->border.color[1], a->border.color[2], 0);
+ cairo_set_source (c, linpat);
+ */
+ cairo_set_source_rgba (c, a->bg->border.color[0], a->bg->border.color[1], a->bg->border.color[2], a->bg->border.alpha);
+
+ cairo_stroke (c);
+ //cairo_pattern_destroy (linpat);
+ }
}
void remove_area (Area *a)
{
- Area *parent;
-
- parent = (Area*)a->parent;
- parent->list = g_slist_remove(parent->list, a);
- redraw (parent);
+ Area *parent = (Area*)a->parent;
+
+ parent->list = g_slist_remove(parent->list, a);
+ set_redraw (parent);
}
void add_area (Area *a)
{
- Area *parent;
-
- parent = (Area*)a->parent;
- parent->list = g_slist_remove(parent->list, a);
- redraw (parent);
+ Area *parent = (Area*)a->parent;
+
+ parent->list = g_slist_remove(parent->list, a);
+ set_redraw (parent);
}
+
+void free_area (Area *a)
+{
+ GSList *l0;
+ for (l0 = a->list; l0 ; l0 = l0->next)
+ free_area (l0->data);
+
+ if (a->list) {
+ g_slist_free(a->list);
+ a->list = 0;
+ }
+ if (a->pix) {
+ XFreePixmap (server.dsp, a->pix);
+ a->pix = 0;
+ }
+}
+
+
+void draw_rect(cairo_t *c, double x, double y, double w, double h, double r)
+{
+ if (r > 0.0) {
+ double c1 = 0.55228475 * r;
+
+ cairo_move_to(c, x+r, y);
+ cairo_rel_line_to(c, w-2*r, 0);
+ cairo_rel_curve_to(c, c1, 0.0, r, c1, r, r);
+ cairo_rel_line_to(c, 0, h-2*r);
+ cairo_rel_curve_to(c, 0.0, c1, c1-r, r, -r, r);
+ cairo_rel_line_to (c, -w +2*r, 0);
+ cairo_rel_curve_to (c, -c1, 0, -r, -c1, -r, -r);
+ cairo_rel_line_to (c, 0, -h + 2 * r);
+ cairo_rel_curve_to (c, 0, -c1, r - c1, -r, r, -r);
+ }
+ else
+ cairo_rectangle(c, x, y, w, h);
+}
+
+
+void clear_pixmap(Pixmap p, int x, int y, int w, int h)
+{
+ Picture pict = XRenderCreatePicture(server.dsp, p, XRenderFindVisualFormat(server.dsp, server.visual), 0, 0);
+ XRenderColor col = { .red=0, .green=0, .blue=0, .alpha=0 };
+ XRenderFillRectangle(server.dsp, PictOpSrc, pict, &col, x, y, w, h);
+ XRenderFreePicture(server.dsp, pict);
+}
projects / chaz / tint2 / blobdiff