From 179fa413b047bede6e32109e2ce82437c5fb8d34 Mon Sep 17 00:00:00 2001
From: MenTaLguY <mental@rydia.net>
Date: Mon, 16 Jan 2006 02:36:01 +0000
Subject: moving trunk for module inkscape

(bzr r1)
---
 src/ui/widget/icon-widget.cpp | 165 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 165 insertions(+)
 create mode 100644 src/ui/widget/icon-widget.cpp

(limited to 'src/ui/widget/icon-widget.cpp')

diff --git a/src/ui/widget/icon-widget.cpp b/src/ui/widget/icon-widget.cpp
new file mode 100644
index 000000000..c456778b6
--- /dev/null
+++ b/src/ui/widget/icon-widget.cpp
@@ -0,0 +1,165 @@
+/**
+ * \brief Icon Widget
+ *
+ * Author:
+ *   Bryce Harrington <bryce@bryceharrington.org>
+ *
+ * Copyright (C) 2004 Bryce Harrington
+ *    based on work by Lauris Kaplinski in 2002 released under GPL
+ *
+ * Released under GNU GPL.  Read the file 'COPYING' for more information
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "icon-widget.h"
+
+namespace Inkscape {
+namespace UI {
+namespace Widget {
+
+/**
+ *    General purpose icon widget, supporting SVG, etc. icon loading
+ *
+ *    \param ...
+ *
+ *    An icon widget is a ...
+ */
+  
+IconWidget::IconWidget() 
+{
+    _pb = NULL;
+    _size = 0;
+}
+
+IconWidget::IconWidget(int unsigned size, int unsigned scale, gchar const *name) 
+{
+    _size = std::max((int unsigned)128, std::min(size, (int unsigned)1));
+
+    char c[256];
+    g_snprintf (c, 256, "%d:%d:%s", _size, scale, name);
+    guchar *pixels = image_load_gtk(name, _size, scale);
+
+    if (pixels == NULL) {
+        g_warning("Couldn't find matching icon for %s - has this application been installed?", name);
+        _pb = NULL;
+    } else {
+        /* TODO
+        _pb = gdk_pixbuf_new_from_data(pixels, GDK_COLORSPACE_RGB, 
+                                       TRUE, 8, _size, _size, _size * 4, 
+                                       (GdkPixbufDestroyNotify)nr_free, NULL);
+        */
+    }
+}
+
+IconWidget::IconWidget(int unsigned size, guchar const *px)
+{
+    _size = std::max((int unsigned)128, std::min(size, (int unsigned)1));
+
+    /*
+    _pb = gdk_pixbuf_new_from_data((guchar *)px, GDK_COLORSPACE_RGB, 
+                                   TRUE, 8, _size, _size, _size * 4, NULL, NULL);
+    */
+}
+
+IconWidget::~IconWidget() {
+}
+
+void IconWidget::size_request(Gtk::Requisition &requisition)
+{
+    requisition.width  = _size;
+    requisition.height = _size;
+}
+
+void IconWidget::size_allocate(Gtk::Allocation const &allocation)
+{
+    Gtk::Widget::size_allocate(allocation);
+
+    if (this->is_drawable()) {
+        this->queue_draw();
+    }
+}
+
+int IconWidget::expose(GdkEventExpose *event)
+{
+    if (this->is_drawable()) {
+        paint(&(event->area));
+    }
+    return true;
+}
+
+void IconWidget::paint(GdkRectangle const *area)
+{
+    Gtk::Allocation allocation = get_allocation();
+    int const x_pad = std::max(0, (allocation.get_width() - _size)/2);
+    int const y_pad = std::max(0, (allocation.get_height() - _size)/2);
+
+    int const x_max = std::max(area->x, allocation.get_x() + x_pad);
+    int const y_max = std::max(area->y, allocation.get_y() + y_pad);
+    int const x_min = std::min(area->x + area->width,
+                               allocation.get_x() + x_pad + _size);
+    int const y_min = std::min(area->y + area->height,
+                               allocation.get_y() + y_pad + _size);
+
+    if (_pb) {
+        gdk_draw_pixbuf(this->get_window()->gobj(), NULL, _pb,
+                        x_max - allocation.get_x() - x_pad,
+                        y_max - allocation.get_y() - y_pad,
+                        x_max, y_max,
+                        x_min - x_max, y_min - y_max,
+                        GDK_RGB_DITHER_NORMAL, x_max, y_max);
+    }
+}
+
+guchar* IconWidget::image_load(gchar const *name, int unsigned size, int unsigned scale)
+{
+    guchar *px;
+
+    if (_do_bitmap_icons) {
+        px = image_load_pixmap(name, size, scale);
+        if (!px) {
+            px = image_load_svg(name, size, scale);
+        }
+    } else {
+        px = image_load_svg(name, size, scale);
+        if (!px) {
+            px = image_load_pixmap(name, size, scale);
+        }
+    }
+    return px;
+}
+
+guchar* IconWidget::image_load_pixmap(gchar const *name, int unsigned size, int unsigned scale)
+{
+    // TODO
+    return NULL;
+}
+
+guchar* IconWidget::image_load_svg(gchar const *name, int unsigned size, int unsigned scale)
+{
+    // TODO
+    return NULL;
+}
+
+guchar* IconWidget::image_load_gtk(gchar const *name, int unsigned size, int unsigned scale)
+{
+    // TODO
+    return NULL;
+}
+
+} // namespace Widget
+} // namespace UI
+} // namespace Inkscape
+
+/* 
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=c++:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :
-- 
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