X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fhslider.cpp;h=1b6fadfcc653d5a340823e9b3fb5e1317c4f9808;hb=cecc9edd95fea4728325575406deb866db8227ee;hp=8cac45f46f772b9fdee167c9909de584f599ac6e;hpb=787dd5572e904a87686e7309401b86e0c528d823;p=libs%2Fgltk.git

diff --git a/source/hslider.cpp b/source/hslider.cpp
index 8cac45f..1b6fadf 100644
--- a/source/hslider.cpp
+++ b/source/hslider.cpp
@@ -1,12 +1,5 @@
-/* $Id$
-
-This file is part of libmspgltk
-Copyright © 2007  Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
 #include <msp/gl/matrix.h>
-#include <msp/gl/transform.h>
+#include <msp/gl/meshbuilder.h>
 #include "graphic.h"
 #include "hslider.h"
 #include "part.h"
@@ -15,26 +8,48 @@ Distributed under the LGPL
 namespace Msp {
 namespace GLtk {
 
-HSlider::HSlider(const Resources &r):
-	Slider(r)
+HSlider::HSlider():
+	total_margin(0)
+{ }
+
+void HSlider::autosize_special(const Part &part, Geometry &ageom) const
 {
-	update_style();
+	if(part.get_name()=="slider")
+	{
+		const Sides &margin = part.get_margin();
+		const Geometry &pgeom = part.get_geometry();
+		ageom.w = std::max(ageom.w, pgeom.w*3/2+margin.left+margin.right);
+		ageom.h = std::max(ageom.h, pgeom.h+margin.top+margin.bottom);
+	}
 }
 
-void HSlider::button_press(int x, int y, unsigned btn)
+void HSlider::rebuild_special(const Part &part)
 {
-	if(btn==1 && geom.is_inside_relative(x, y) && max>min)
+	if(part.get_name()=="slider")
 	{
-		int sx = static_cast<int>((geom.w-slider_size)*(value-min)/(max-min));
-		if(x<sx)
-			set_value(value-step*10);
-		else if(x>=static_cast<int>(sx+slider_size))
-			set_value(value+step*10);
-		else
-			start_drag(x);
+		const Graphic *graphic = part.get_graphic(state);
+		if(!graphic || !graphic->get_texture())
+			return;
+
+		Alignment align = part.get_alignment();
+		if(max>min)
+			align.x = (value-min)/(max-min);
+
+		Geometry pgeom = part.get_geometry();
+		align.apply(pgeom, geom, part.get_margin());
+
+		GL::MeshBuilder bld(part_cache.create_mesh(part, *graphic->get_texture()));
+		bld.matrix() *= GL::Matrix::translation(pgeom.x, pgeom.y, 0);
+		graphic->build(pgeom.w, pgeom.h, bld);
 	}
 }
 
+void HSlider::button_press(int x, int, unsigned btn)
+{
+	if(btn==1 && max>min)
+		click(x);
+}
+
 void HSlider::button_release(int, int, unsigned btn)
 {
 	if(btn==1 && dragging)
@@ -47,35 +62,25 @@ void HSlider::pointer_motion(int x, int)
 		drag(x);
 }
 
-void HSlider::render_special(const Part &part) const
+void HSlider::on_size_change()
 {
-	if(part.get_name()=="slider")
-	{
-		Alignment align = part.get_alignment();
-		if(max>min)
-			align.x = (value-min)/(max-min);
-
-		Geometry pgeom = part.get_geometry();
-		align.apply(pgeom, geom, part.get_margin());
-
-		GL::push_matrix();
-		GL::translate(pgeom.x, pgeom.y, 0);
-		part.get_graphic(state)->render(pgeom.w, pgeom.h);
-		GL::pop_matrix();
-	}
-}
-
-void HSlider::on_geometry_change()
-{
-	drag_area_size = geom.w-slider_size;
+	drag_area_size = geom.w-total_margin;
 }
 
 void HSlider::on_style_change()
 {
+	if(!style)
+		return;
+
 	if(const Part *slider_part = style->get_part("slider"))
+	{
 		slider_size = slider_part->get_geometry().w;
+		const Sides &margin = slider_part->get_margin();
+		drag_area_offset = margin.left;
+		total_margin = margin.left+margin.right;
+	}
 
-	on_geometry_change();
+	on_size_change();
 }
 
 } // namespace GLtk