X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fslider.cpp;h=dc8a28a6ff0c0ca718000cb3923c5e03c1050633;hb=43a75e4e9be56c58be5e224f19016bb14b56a7ef;hp=ead5664a303fae8e88ac26c9e0967629a5b02ceb;hpb=50bf1ef2e2c3c38de20f6996a6c5ed0066111177;p=libs%2Fgltk.git diff --git a/source/slider.cpp b/source/slider.cpp index ead5664..dc8a28a 100644 --- a/source/slider.cpp +++ b/source/slider.cpp @@ -1,17 +1,9 @@ -/* $Id$ - -This file is part of libmspgltk -Copyright © 2007 Mikko Rasa, Mikkosoft Productions -Distributed under the LGPL -*/ - #include "slider.h" namespace Msp { namespace GLtk { -Slider::Slider(const Resources &r): - Widget(r), +Slider::Slider(): min(0), max(1), value(0), @@ -22,16 +14,16 @@ Slider::Slider(const Resources &r): void Slider::set_value(double v) { - double old_value=value; + double old_value = value; if(vmax) - value=max; + value = max; else { - unsigned steps=static_cast((v-min)/step+0.5); - value=min+steps*step; + unsigned steps = static_cast((v-min)/step+0.5); + value = min+steps*step; } if(value!=old_value) @@ -40,35 +32,38 @@ void Slider::set_value(double v) void Slider::set_range(double a, double b) { - min=a; - max=b; + min = a; + max = b; set_value(value); } void Slider::set_step(double s) { - step=s; + step = s; set_value(value); } void Slider::start_drag(int p) { - dragging=true; - drag_start_pos=p; - drag_start_value=value; - state|=ACTIVE; + dragging = true; + drag_start_pos = p; + drag_start_value = value; + set_state(ACTIVE); } void Slider::drag(int p) { if(max>min) + { set_value(drag_start_value+(p-drag_start_pos)*(max-min)/drag_area_size); + rebuild(); + } } void Slider::end_drag() { - dragging=false; - state&=~ACTIVE; + dragging = false; + clear_state(ACTIVE); } @@ -82,7 +77,7 @@ Slider::Loader::Loader(Slider &s): Slider &Slider::Loader::get_object() const { - return static_cast(wdg); + return static_cast(obj); } } // namespace GLtk