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/*
$Id: scrollbar_default.cpp,v 1.40 2002/01/17 14:38:44 sphair Exp $
ClanGUI, copyrights by various people. Have a look in the CREDITS file.
This sourcecode is distributed using the Library GNU Public Licence,
version 2 or (at your option) any later version. Please read LICENSE
for details.
*/
#include "precomp.h"
#include "scrollbar_default.h"
#include "button_default.h"
#include "API/Display/Display/surface.h"
#include "API/Core/Resources/resource_manager.h"
CL_ScrollBar_Default::CL_ScrollBar_Default(
CL_ScrollBar *_scrollbar,
CL_StyleManager_Default *style)
:
CL_ComponentStyle(_scrollbar),
timer_scroll(250),
scrollbar(_scrollbar)
{
this->style = style;
resources = style->get_resources();
CL_Rect rect_decrease;
CL_Rect rect_increase;
CL_Component *client_area = scrollbar->get_client_area();
if (scrollbar->is_vertical())
{
int button_size = scrollbar->get_width();
rect_decrease = CL_Rect(0, 0, button_size, button_size);
rect_increase = CL_Rect(0, scrollbar->get_height() - button_size, button_size, scrollbar->get_height());
}
else
{
int button_size = scrollbar->get_height();
rect_decrease = CL_Rect(0, 0, button_size, button_size);
rect_increase = CL_Rect(scrollbar->get_width() - button_size, 0, scrollbar->get_width(), button_size);
}
button_increase = new CL_Button(rect_increase, "", scrollbar, style);
button_decrease = new CL_Button(rect_decrease, "", scrollbar, style);
layout.add_resize_position(button_decrease, CL_LayoutManager::x2, scrollbar, CL_LayoutManager::x2);
layout.add_resize_position(button_increase, CL_LayoutManager::x2, scrollbar, CL_LayoutManager::x2);
layout.add_resize_position(button_increase, CL_LayoutManager::y1, scrollbar, CL_LayoutManager::y2);
layout.add_resize_position(button_increase, CL_LayoutManager::y2, scrollbar, CL_LayoutManager::y2);
slot_paint = client_area->sig_paint().connect(
this, &CL_ScrollBar_Default::on_paint);
slot_increase_pressed = button_increase->sig_pressed().connect(
this, &CL_ScrollBar_Default::start_scroll, 1);
slot_decrease_pressed = button_decrease->sig_pressed().connect(
this, &CL_ScrollBar_Default::start_scroll, -1);
slot_increase_released = button_increase->sig_released().connect(
this, &CL_ScrollBar_Default::stop_scroll);
slot_decrease_released = button_decrease->sig_released().connect(
this, &CL_ScrollBar_Default::stop_scroll);
slot_timer = timer_scroll.sig_timer.connect(
this, &CL_ScrollBar_Default::on_timer_scroll);
}
CL_ScrollBar_Default::~CL_ScrollBar_Default()
{
delete button_increase;
delete button_decrease;
}
void CL_ScrollBar_Default::start_scroll(int delta)
{
scroll_delta = delta;
timer_scroll.enable();
on_timer_scroll();
}
void CL_ScrollBar_Default::stop_scroll()
{
timer_scroll.disable();
}
void CL_ScrollBar_Default::on_timer_scroll()
{
scrollbar->set_value(scrollbar->get_value() + scroll_delta);
}
void CL_ScrollBar_Default::on_paint()
{
int width = scrollbar->get_client_area()->get_width();
int height = scrollbar->get_client_area()->get_height();
CL_Rect rect = scrollbar->get_slider_rect();
// Background
// TODO: Split this into two parts (at the sides of the slider)
style->fill_rect(
0, 0,
width, height,
GUICOLOR_SCROLLBAR);
if(scrollbar->has_focus())
style->draw_rect(
0, 0,
width, height,
GUICOLOR_FOCUS);
// Slider
if(scrollbar->is_dragging_slider())
{
style->fill_rect(
rect.x1 + 2,
rect.y1 + 2,
rect.x2 - 2,
rect.y2 - 2,
GUICOLOR_DARKER_SHADE);
}
else
{
style->fill_rect(
rect.x1 + 2,
rect.y1 + 2,
rect.x2 - 2,
rect.y2 - 2,
GUICOLOR_WHITE);
}
style->draw_rect(
rect.x1 + 1,
rect.y1 + 1,
rect.x2 - 1,
rect.y2 - 1,
GUICOLOR_DARK_OUTLINE);
}
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