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improved transparency rendering speed

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This commit is contained in:
fluxgen 2004-02-27 13:24:21 +00:00
parent f1d41e6afa
commit 962669c960
1 changed files with 34 additions and 21 deletions
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55
src/FbTk/Button.cc
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@ -19,7 +19,7 @@
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
// $Id: Button.cc,v 1.17 2004/01/08 22:05:12 fluxgen Exp $
// $Id: Button.cc,v 1.18 2004/02/27 13:24:21 fluxgen Exp $
#include "Button.hh"
@ -94,35 +94,47 @@ void Button::setBackgroundPixmap(Pixmap pm) {
}
void Button::buttonPressEvent(XButtonEvent &event) {
if (m_pressed_pm != 0)
bool update = false;
if (m_pressed_pm != 0) {
update = true;
FbWindow::setBackgroundPixmap(m_pressed_pm);
else if (m_pressed_color.isAllocated())
} else if (m_pressed_color.isAllocated()) {
update = true;
FbWindow::setBackgroundColor(m_pressed_color);
}
m_pressed = true;
clear();
updateTransparent();
if (update) {
clear();
}
}
void Button::buttonReleaseEvent(XButtonEvent &event) {
m_pressed = false;
if (m_background_pm)
setBackgroundPixmap(m_background_pm);
else
bool update = false;
if (m_background_pm) {
if (m_pressed_pm != 0) {
update = true;
setBackgroundPixmap(m_background_pm);
}
} else if (m_pressed_color.isAllocated()) {
update = true;
setBackgroundColor(m_background_color);
clear(); // clear background
if (m_foreground_pm) { // draw foreground pixmap
Display *disp = App::instance()->display();
if (m_gc == 0) // get default gc if we dont have one
m_gc = DefaultGC(disp, screenNumber());
XCopyArea(disp, m_foreground_pm, window(), m_gc, 0, 0, width(), height(), 0, 0);
}
updateTransparent();
if (update) {
clear(); // clear background
if (m_foreground_pm) { // draw foreground pixmap
Display *disp = App::instance()->display();
if (m_gc == 0) // get default gc if we dont have one
m_gc = DefaultGC(disp, screenNumber());
XCopyArea(disp, m_foreground_pm, window(), m_gc, 0, 0, width(), height(), 0, 0);
}
}
// finaly, execute command (this must be done last since this object might be deleted by the command)
if (event.button > 0 && event.button <= 5 &&
@ -135,13 +147,14 @@ void Button::buttonReleaseEvent(XButtonEvent &event) {
}
void Button::exposeEvent(XExposeEvent &event) {
/*
if (m_background_pm)
setBackgroundPixmap(m_background_pm);
else
setBackgroundColor(m_background_color);
*/
clearArea(event.x, event.y, event.width, event.height);
updateTransparent(event.x, event.y, event.width, event.height);
// updateTransparent(event.x, event.y, event.width, event.height);
}
}; // end namespace FbTk