+#include <msp/gl/blend.h>
+#include <msp/gl/extensions/arb_shader_objects.h>
+#include <msp/gl/programbuilder.h>
+#include <msp/gl/tests.h>
+#include <msp/gl/uniform.h>
+#include <msp/input/keys.h>
+#include <msp/time/utils.h>
+#include "label.h"
+#include "style.h"
#include "root.h"
+#include "systemkeyboardinput.h"
namespace Msp {
namespace GLtk {
-Root::Root(Resources &r, Window &w):
- Panel(r),
- window(w)
+Root::Root(Resources &r, Graphics::Window &window):
+ resources(r),
+ keyboard(new Input::Keyboard(window)),
+ input_method(0),
+ mouse(new Input::Mouse(window)),
+ touchscreen(0),
+ own_input(true)
{
- set_geometry(Geometry(0, 0, window.get_width(), window.get_height()));
+ init(&window);
+}
+
+Root::Root(Resources &r, Graphics::Window *window, Input::Keyboard *k, Input::Mouse *m, Input::Touchscreen *t):
+ resources(r),
+ keyboard(k),
+ input_method(0),
+ mouse(m),
+ touchscreen(t),
+ own_input(false)
+{
+ init(window);
+}
+
+void Root::init(Graphics::Window *window)
+{
+ if(window)
+ set_geometry(Geometry(0, 0, window->get_width(), window->get_height()));
+
+ lbl_tooltip = 0;
+ tooltip_target = 0;
+
+ camera.set_orthographic(geom.w, geom.h);
+ update_camera();
+
+ if(GL::ARB_shader_objects)
+ {
+ shprog = new GL::Program;
+ GL::ProgramBuilder::StandardFeatures features;
+ features.material = true;
+ features.texture = true;
+ GL::ProgramBuilder(features).add_shaders(*shprog);
+ shprog->link();
+ }
+ else
+ shprog = 0;
+
+ if(keyboard)
+ set_state(FOCUS);
+
+ update_style();
+
+ if(mouse)
+ {
+ mouse->signal_button_press.connect(sigc::mem_fun(this, &Root::button_press_event));
+ mouse->signal_button_release.connect(sigc::mem_fun(this, &Root::button_release_event));
+ mouse->signal_axis_motion.connect(sigc::mem_fun(this, &Root::axis_motion_event));
+ }
+
+ if(keyboard && !input_method)
+ input_method = new SystemKeyboardInput(*this, *keyboard);
+
+ if(touchscreen)
+ {
+ touchscreen->signal_button_press.connect(sigc::mem_fun(this, &Root::touch_press_event));
+ touchscreen->signal_button_release.connect(sigc::mem_fun(this, &Root::touch_release_event));
+ touchscreen->signal_axis_motion.connect(sigc::mem_fun(this, &Root::touch_motion_event));
+ }
+}
+
+Root::~Root()
+{
+ delete shprog;
+ delete input_method;
+ if(own_input)
+ {
+ delete keyboard;
+ delete mouse;
+ }
+}
+
+void Root::tick()
+{
+ Time::TimeStamp t = Time::now();
+ Time::TimeDelta dt = (last_tick ? t-last_tick : Time::zero);
+ last_tick = t;
+
+ animate(dt);
+
+ 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::Bind bind_blend(GL::Blend::alpha());
+
+ GL::Renderer renderer(&camera);
+ renderer.set_shader_program(shprog);
+ Widget::render(renderer);
+}
+
+void Root::render(GL::Renderer &renderer, const GL::Tag &tag) const
+{
+ if(tag.id)
+ return;
+
+ GL::Renderer::Push push(renderer);
+ renderer.set_camera(camera);
+ renderer.set_shader_program(shprog);
+ GL::BindRestore bind_blend(GL::Blend::alpha());
+ GL::BindRestore unbind_dtest(static_cast<GL::DepthTest *>(0));
+ Widget::render(renderer);
+}
+
+bool Root::button_press_event(unsigned btn)
+{
+ if(visible)
+ {
+ Widget *old_focus = pointer_focus;
+
+ int x, y;
+ get_pointer(x, y);
+ button_press(x, y, btn);
+
+ if(pointer_focus || old_focus)
+ return true;
+ }
+
+ return false;
+}
+
+bool Root::button_release_event(unsigned btn)
+{
+ if(visible)
+ {
+ Widget *old_focus = pointer_focus;
+
+ int x, y;
+ get_pointer(x, y);
+ button_release(x, y, btn);
+
+ if(pointer_focus || old_focus)
+ return true;
+ }
+
+ return false;
+}
+
+bool Root::axis_motion_event(unsigned, float, float)
+{
+ if(visible)
+ {
+ int x, y;
+ get_pointer(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)
+ return true;
+ }
+
+ return false;
+}
+
+bool Root::touch_press_event(unsigned finger)
+{
+ if(visible)
+ {
+ Widget *old_focus = touch_focus;
+
+ int x, y;
+ get_touch(finger, x, y);
+ touch_press(x, y, finger);
+
+ if(touch_focus || old_focus)
+ return true;
+ }
+
+ return false;
+}
+
+bool Root::touch_release_event(unsigned finger)
+{
+ if(visible)
+ {
+ Widget *old_focus = touch_focus;
+
+ int x, y;
+ get_touch(finger, x, y);
+ touch_release(x, y, finger);
+
+ if(touch_focus || old_focus)
+ return true;
+ }
- window.signal_button_press.connect(sigc::mem_fun(this, &Root::button_press_event));
- window.signal_button_release.connect(sigc::mem_fun(this, &Root::button_release_event));
- window.signal_pointer_motion.connect(sigc::mem_fun(this, &Root::pointer_motion_event));
+ return false;
+}
+
+bool Root::touch_motion_event(unsigned axis, float, float)
+{
+ if(visible)
+ {
+ unsigned finger = axis/2;
+ int x, y;
+ get_touch(finger, x, y);
+ touch_motion(x, y, finger);
+
+ if(touch_focus)
+ return true;
+ }
+
+ return false;
+}
+
+void Root::get_pointer(int &x, int &y)
+{
+ x = (mouse->get_axis_value(0)*0.5+0.5)*geom.w;
+ y = (mouse->get_axis_value(1)*0.5+0.5)*geom.h;
+}
+
+void Root::get_touch(unsigned finger, int &x, int &y)
+{
+ x = (touchscreen->get_axis_value(finger*2)*0.5+0.5)*geom.w;
+ y = (touchscreen->get_axis_value(finger*2+1)*0.5+0.5)*geom.h;
+}
+
+void Root::update_camera()
+{
+ camera.set_position(GL::Vector3(geom.w/2.0f, geom.h/2.0f, geom.h/2.0f));
+ camera.set_depth_clip(geom.h*0.1f, geom.h*0.9f);
+ camera.set_orthographic(geom.w, geom.h);
+}
+
+void Root::on_geometry_change()
+{
+ Panel::on_geometry_change();
+ update_camera();
+}
+
+void Root::on_child_added(Widget &wdg)
+{
+ if(&wdg!=lbl_tooltip)
+ Panel::on_child_added(wdg);
}
} // namespace GLtk