Distributed under the LGPL
*/
+#include <msp/gl/blend.h>
#include <msp/input/keys.h>
+#include <msp/time/units.h>
+#include <msp/time/utils.h>
+#include "label.h"
+#include "style.h"
#include "root.h"
namespace Msp {
namespace GLtk {
Root::Root(const Resources &r, Graphics::Window &w):
- Widget(r),
- Panel(r),
- window(w)
+ resources(r),
+ window(w),
+ lbl_tooltip(0),
+ tooltip_target(0)
{
set_geometry(Geometry(0, 0, window.get_width(), window.get_height()));
window.signal_key_release.connect(sigc::mem_fun(this, &Root::key_release_event));
}
-void Root::button_press_event(int x, int y, unsigned btn, unsigned)
+void Root::tick()
+{
+ if(tooltip_timeout && Time::now()>tooltip_timeout)
+ {
+ std::string tip;
+ if(Widget *wdg = get_descendant_at(pointer_x, pointer_y))
+ {
+ tip = wdg->get_tooltip();
+ tooltip_target = wdg;
+ }
+ else
+ {
+ tip = signal_tooltip.emit(pointer_x, pointer_y);
+ tooltip_target = this;
+ }
+
+ if(!tip.empty())
+ {
+ if(!lbl_tooltip)
+ {
+ lbl_tooltip = new Label;
+ add(*lbl_tooltip);
+ lbl_tooltip->set_style("tooltip");
+ }
+
+ lbl_tooltip->set_text(tip);
+ lbl_tooltip->autosize();
+ const Geometry &tip_geom = lbl_tooltip->get_geometry();
+ unsigned x = pointer_x+10;
+ unsigned y = pointer_y-10-lbl_tooltip->get_geometry().h;
+ if(x+tip_geom.w>geom.w)
+ {
+ if(pointer_x>static_cast<int>(tip_geom.w+2))
+ x = pointer_x-2-tip_geom.w;
+ else
+ x = geom.w-tip_geom.w;
+ }
+ lbl_tooltip->set_position(x, y);
+ raise(*lbl_tooltip);
+ lbl_tooltip->set_visible(true);
+ }
+
+ tooltip_timeout = Time::TimeStamp();
+ }
+}
+
+void Root::render() const
+{
+ GL::MatrixStack::projection() = GL::Matrix::ortho_bottomleft(geom.w, geom.h);
+ GL::MatrixStack::modelview() = GL::Matrix();
+ GL::Bind bind_blend(GL::Blend::alpha());
+
+ Widget::render();
+}
+
+void Root::button_press_event(int x, int y, unsigned btn, unsigned mod)
{
if(visible)
{
+ Widget *old_focus = pointer_focus;
+
translate_coords(x, y);
button_press(x, y, btn);
+
+ if(!pointer_focus && !old_focus)
+ signal_button_press.emit(x, geom.h-1-y, btn, mod);
}
}
-void Root::button_release_event(int x, int y, unsigned btn, unsigned)
+void Root::button_release_event(int x, int y, unsigned btn, unsigned mod)
{
if(visible)
{
+ Widget *old_focus = pointer_focus;
+
translate_coords(x, y);
button_release(x, y, btn);
+
+ if(!pointer_focus && !old_focus)
+ signal_button_release.emit(x, geom.h-1-y, btn, mod);
}
}
{
translate_coords(x, y);
pointer_motion(x, y);
+
+ if(!tooltip_target)
+ {
+ pointer_x = x;
+ pointer_y = y;
+ tooltip_timeout = Time::now()+700*Time::msec;
+ }
+ else if(get_descendant_at(x, y)!=tooltip_target)
+ {
+ if(lbl_tooltip)
+ lbl_tooltip->set_visible(false);
+ tooltip_target = 0;
+ }
+
+ if(!pointer_focus)
+ signal_pointer_motion.emit(x, geom.h-1-y);
}
}
void Root::key_press_event(unsigned key, unsigned mod, wchar_t ch)
{
if(visible)
+ {
+ Widget *old_focus = input_focus;
+
key_press(Input::key_from_sys(key), mod, ch);
+
+ if(!input_focus && !old_focus)
+ signal_key_press.emit(key, mod, ch);
+ }
}
void Root::key_release_event(unsigned key, unsigned mod)
{
if(visible)
+ {
+ Widget *old_focus = input_focus;
+
key_release(Input::key_from_sys(key), mod);
+
+ if(!input_focus && !old_focus)
+ signal_key_release.emit(key, mod);
+ }
}
void Root::translate_coords(int &x, int &y)
{
- x=x*geom.w/window.get_width();
- y=geom.h-1-y*geom.h/window.get_height();
+ x = x*geom.w/window.get_width();
+ y = geom.h-1-y*geom.h/window.get_height();
}
} // namespace GLtk