Add Text class with multiline support

[libs/gltk.git] / source / button.cpp

diff --git a/source/button.cpp b/source/button.cpp
index 58e69bfdad42543216da7dbb7ff6c7001835669c..c9bca9adcdeebb25f0478f1faee0804e8fa77d46 100644 (file)
--- a/source/button.cpp
+++ b/source/button.cpp
@@ -1,10 +1,11 @@
 /* $Id$
 
 This file is part of libmspgltk
-Copyright © 2007  Mikko Rasa, Mikkosoft Productions
+Copyright © 2007, 2009  Mikko Rasa, Mikkosoft Productions
 Distributed under the LGPL
 */
 
+#include <msp/gl/immediate.h>
 #include "button.h"
 #include "part.h"
 
@@ -12,10 +13,13 @@ namespace Msp {
 namespace GLtk {
 
 Button::Button(const Resources &r, const std::string &t):
-       Widget(r)
+       Widget(r),
+       text(style),
+       icon(0),
+       pressed(false)
 {
-       set_text(t);
        update_style();
+       set_text(t);
 }
 
 void Button::set_text(const std::string &t)
@@ -23,52 +27,82 @@ void Button::set_text(const std::string &t)
        text=t;
 }
 
-void Button::button_press(int x, int y, unsigned btn)
+void Button::set_icon(const GL::Texture2D *i)
 {
-       if(geom.is_inside(x, y) && btn==1)
-               state=ACTIVE;
+       icon=i;
 }
 
-void Button::button_release(int x, int y, unsigned btn)
+void Button::button_press(int, int, unsigned btn)
 {
        if(btn==1)
        {
-               if(geom.is_inside(x, y))
-               {
-                       state=HOVER;
-                       signal_clicked.emit();
-               }
-               else
-                       state=NORMAL;
+               pressed=true;
+               state|=ACTIVE;
        }
 }
 
-void Button::pointer_enter()
+void Button::button_release(int x, int y, unsigned btn)
 {
-       state=HOVER;
+       if(pressed && btn==1)
+       {
+               state&=~ACTIVE;
+               pressed=false;
+
+               if(geom.is_inside_relative(x, y))
+                       signal_clicked.emit();
+       }
 }
 
-void Button::pointer_leave()
+void Button::pointer_motion(int x, int y)
 {
-       state=NORMAL;
+       if(pressed)
+       {
+               if(!geom.is_inside_relative(x, y))
+                       state&=~ACTIVE;
+               else
+                       state|=ACTIVE;
+       }
 }
 
 void Button::render_special(const Part &part) const
 {
        if(part.get_name()=="text")
-               render_text(part, text);
+               //render_text(part, text);
+               text.render(part, geom);
+       if(part.get_name()=="icon" && icon)
+       {
+               Geometry rgeom;
+               rgeom.w=icon->get_width();
+               rgeom.h=icon->get_height();
+               part.get_alignment().apply(rgeom, geom, part.get_margin());
+
+               icon->bind();
+               GL::Immediate imm((GL::COLOR4_UBYTE, GL::TEXCOORD2, GL::VERTEX2));
+               imm.color(1.0f, 1.0f, 1.0f);
+               imm.begin(GL::QUADS);
+               imm.texcoord(0, 0);
+               imm.vertex(rgeom.x, rgeom.y);
+               imm.texcoord(1, 0);
+               imm.vertex(rgeom.x+rgeom.w, rgeom.y);
+               imm.texcoord(1, 1);
+               imm.vertex(rgeom.x+rgeom.w, rgeom.y+rgeom.h);
+               imm.texcoord(0, 1);
+               imm.vertex(rgeom.x, rgeom.y+rgeom.h);
+               imm.end();
+               GL::Texture::unbind();
+       }
 }
 
 
 Button::Loader::Loader(Button &btn):
        Widget::Loader(btn)
 {
-       add("text", &Button::text);
+       add("text", &Loader::text);
 }
 
-Button &Button::Loader::get_object() const
+void Button::Loader::text(const std::string &t)
 {
-       return static_cast<Button &>(wdg);
+       static_cast<Button &>(wdg).text=t;
 }
 
 } // namespace GLtk