else
m_root.push_front(root);
root->m_desktop = this;
+
+ /* the creation will be postponed. */
+ root->m_comp_buffer = 0;
}
void eWidgetDesktop::removeRootWidget(eWidget *root)
{
+ if (m_comp_mode == cmBuffered)
+ removeBufferForWidget(root);
+
m_root.remove(root);
}
-void eWidgetDesktop::calcWidgetClipRegion(eWidget *widget, gRegion &parent_visible)
+void eWidgetDesktop::calcWidgetClipRegion(struct eWidgetDesktopCompBuffer *comp, eWidget *widget, gRegion &parent_visible)
{
/* start with our clip region, clipped with the parent's */
if (widget->m_vis & eWidget::wVisShow)
{
widget->m_visible_region = widget->m_clip_region;
- widget->m_visible_region.moveBy(widget->position());
+ widget->m_visible_region.moveBy(widget->position() - comp->m_position);
widget->m_visible_region &= parent_visible; // in parent space!
/* TODO: check transparency here! */
+
/* remove everything this widget will contain from parent's visible list */
parent_visible -= widget->m_visible_region; // will remove child regions too!
/* now prepare for recursing to childs */
widget->m_visible_region.moveBy(-widget->position()); // now in local space
+
} else
widget->m_visible_region = gRegion();
widget->m_visible_with_childs = widget->m_visible_region;
for (ePtrList<eWidget>::iterator i(widget->m_childs.begin()); i != widget->m_childs.end(); ++i)
- calcWidgetClipRegion(*i, widget->m_visible_region);
+ calcWidgetClipRegion(comp, *i, widget->m_visible_region);
}
void eWidgetDesktop::recalcClipRegions()
{
- m_background_region = gRegion(eRect(ePoint(0, 0), m_screen_size));
+ if (m_comp_mode == cmImmediate)
+ m_screen.m_background_region = gRegion(eRect(ePoint(0, 0), m_screen.m_screen_size));
for (ePtrList<eWidget>::iterator i(m_root.begin()); i != m_root.end(); ++i)
- calcWidgetClipRegion(*i, m_background_region);
+ {
+ eWidgetDesktopCompBuffer *comp = (m_comp_mode == cmImmediate) ? &m_screen : i->m_comp_buffer;
+
+ if (m_comp_mode != cmImmediate)
+ {
+ if (!comp)
+ {
+ createBufferForWidget(*i);
+ comp = i->m_comp_buffer;
+ }
+
+ comp->m_background_region = gRegion(eRect(ePoint(0, 0), comp->m_screen_size));
+ }
+
+ calcWidgetClipRegion(comp, *i, comp->m_background_region);
+ }
}
void eWidgetDesktop::invalidate(const gRegion ®ion)
{
- if (m_timer && m_dirty_region.empty())
+ if (m_timer && !m_require_redraw)
m_timer->start(0, 1); // start singleshot redraw timer
- m_dirty_region |= region;
+
+ m_require_redraw = 1;
+
+ if (m_comp_mode == cmImmediate)
+ m_screen.m_dirty_region |= region;
+ else
+ for (ePtrList<eWidget>::iterator i(m_root.begin()); i != m_root.end(); ++i)
+ {
+ eWidgetDesktopCompBuffer *comp = i->m_comp_buffer;
+
+ gRegion mregion = region;
+ mregion.moveBy(-comp->m_position);
+ comp->m_dirty_region |= mregion;
+ }
}
-void eWidgetDesktop::setBackgroundColor(gColor col)
+void eWidgetDesktop::setBackgroundColor(eWidgetDesktopCompBuffer *comp, gRGB col)
{
- m_background_color = col;
+ comp->m_background_color = col;
/* if there's something visible from the background, redraw it with the new color. */
- if (m_dc && m_background_region.valid() && !m_background_region.empty())
+ if (comp->m_dc && comp->m_background_region.valid() && !comp->m_background_region.empty())
{
/* todo: split out "setBackgroundColor / clear"... maybe? */
- gPainter painter(m_dc);
- painter.resetClip(m_background_region);
- painter.setBackgroundColor(m_background_color);
+ gPainter painter(comp->m_dc);
+ painter.resetClip(comp->m_background_region);
+ painter.setBackgroundColor(comp->m_background_color);
painter.clear();
}
}
-void eWidgetDesktop::paint()
+void eWidgetDesktop::setBackgroundColor(gRGB col)
{
- gPainter painter(m_dc);
- /* walk all root windows. */
- for (ePtrList<eWidget>::iterator i(m_root.begin()); i != m_root.end(); ++i)
- i->doPaint(painter, m_dirty_region);
- m_dirty_region &= m_background_region;
+ setBackgroundColor(&m_screen, col);
+
+ if (m_comp_mode == cmBuffered)
+ for (ePtrList<eWidget>::iterator i(m_root.begin()); i != m_root.end(); ++i)
+ setBackgroundColor(i->m_comp_buffer, col);
+}
+
+void eWidgetDesktop::setPalette(gPixmap &pm)
+{
+ if (m_comp_mode == cmImmediate)
+ {
+ ASSERT(m_screen.m_dc);
+ gPainter painter(m_screen.m_dc);
+ painter.setPalette(&pm);
+ }
- painter.resetClip(m_dirty_region);
- painter.setBackgroundColor(m_background_color);
- painter.clear();
+ if (m_comp_mode == cmBuffered)
+ {
+ for (ePtrList<eWidget>::iterator i(m_root.begin()); i != m_root.end(); ++i)
+ {
+ ASSERT(i->m_comp_buffer->m_dc);
+ gPainter painter(i->m_comp_buffer->m_dc);
+ painter.setPalette(&pm);
+ }
+ }
+}
+
+void eWidgetDesktop::paintBackground(eWidgetDesktopCompBuffer *comp)
+{
+ comp->m_dirty_region &= comp->m_background_region;
+ gPainter painter(comp->m_dc);
+
+ painter.resetClip(comp->m_dirty_region);
+ painter.setBackgroundColor(comp->m_background_color);
+ painter.clear();
painter.flush();
- m_dirty_region = gRegion();
+ comp->m_dirty_region = gRegion();
+}
+
+void eWidgetDesktop::paint()
+{
+ eDebug("paint");
+ m_require_redraw = 0;
+
+ /* walk all root windows. */
+ for (ePtrList<eWidget>::iterator i(m_root.begin()); i != m_root.end(); ++i)
+ {
+ eWidgetDesktopCompBuffer *comp = (m_comp_mode == cmImmediate) ? &m_screen : i->m_comp_buffer;
+
+ {
+ gPainter painter(comp->m_dc);
+ i->doPaint(painter, comp->m_dirty_region);
+ }
+
+ if (m_comp_mode != cmImmediate)
+ paintBackground(comp);
+ }
+
+ if (m_comp_mode == cmImmediate)
+ paintBackground(&m_screen);
}
void eWidgetDesktop::setDC(gDC *dc)
{
- m_dc = dc;
+ m_screen.m_dc = dc;
}
void eWidgetDesktop::setRedrawTask(eMainloop &ml)
m_timer = new eTimer(m_mainloop);
CONNECT(m_timer->timeout, eWidgetDesktop::paint);
- if (!m_dirty_region.empty())
+ if (m_require_redraw)
m_timer->start(0, 1);
}
-eWidgetDesktop::eWidgetDesktop(eSize size): m_screen_size(size), m_mainloop(0), m_timer(0)
+void eWidgetDesktop::makeCompatiblePixmap(gPixmap &pm)
{
+ if (m_comp_mode != cmImmediate)
+ return;
+
+ eDebug("widgetDesktop: make compatible pixmap of %p\n", &pm);
+ if (!m_screen.m_dc)
+ {
+ eWarning("eWidgetDesktop: no DC to make pixmap compatible with!");
+ return;
+ }
+
+ ePtr<gDC> pixmap_dc = new gDC(&pm);
+ gPainter pixmap_painter(pixmap_dc);
+
+ ePtr<gPixmap> target_pixmap;
+ m_screen.m_dc->getPixmap(target_pixmap);
+
+ assert(target_pixmap);
+
+ pixmap_painter.mergePalette(target_pixmap);
+}
+
+void eWidgetDesktop::setCompositionMode(int mode)
+{
+ m_comp_mode = mode;
+
+ if (mode == cmBuffered)
+ for (ePtrList<eWidget>::iterator i(m_root.begin()); i != m_root.end(); ++i)
+ createBufferForWidget(*i);
+ else
+ for (ePtrList<eWidget>::iterator i(m_root.begin()); i != m_root.end(); ++i)
+ removeBufferForWidget(*i);
+}
+
+eWidgetDesktop::eWidgetDesktop(eSize size): m_mainloop(0), m_timer(0)
+{
+ m_screen.m_dirty_region = gRegion(eRect(ePoint(0, 0), size));
+ m_screen.m_screen_size = size;
+ m_require_redraw = 0;
+
+ setCompositionMode(cmImmediate);
}
eWidgetDesktop::~eWidgetDesktop()
{
+ /* destroy all buffer */
+ setCompositionMode(-1);
}
+void eWidgetDesktop::createBufferForWidget(eWidget *widget)
+{
+ removeBufferForWidget(widget);
+
+ eWidgetDesktopCompBuffer *comp = widget->m_comp_buffer = new eWidgetDesktopCompBuffer;
+
+ eRect bbox = widget->m_clip_region.extends;
+ comp->m_position = bbox.topLeft();
+ comp->m_dirty_region = gRegion(eRect(ePoint(0, 0), bbox.size()));
+ comp->m_screen_size = bbox.size();
+// comp->m_dc = new .. ;
+}
+
+void eWidgetDesktop::removeBufferForWidget(eWidget *widget)
+{
+ if (widget->m_comp_buffer)
+ {
+ delete widget->m_comp_buffer;
+ widget->m_comp_buffer = 0;
+ }
+}
git.cweiske.de / enigma2.git / blobdiff