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/*
** ClanLib SDK
** Copyright (c) 1997-2005 The ClanLib Team
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
** Note: Some of the libraries ClanLib may link to may have additional
** requirements or restrictions.
**
** File Author(s):
**
** Magnus Norddahl
** Kenneth Gangst
** (if your name is missing here, please add it)
*/
#include "API/Display/display.h"
#include "API/Display/surface.h"
#include "API/Core/Resources/resource_manager.h"
#include "API/GUIStyleSilver/scrollbar_silver.h"
#include "API/GUIStyleSilver/button_silver.h"
#include "API/GUIStyleSilver/stylemanager_silver.h"
/////////////////////////////////////////////////////////////////////////////
// Construction:
CL_ScrollBar_Silver::CL_ScrollBar_Silver(
CL_ScrollBar *scrollbar,
CL_StyleManager_Silver *style)
:
CL_ComponentStyle(scrollbar),
timer_scroll(250),
scrollbar(scrollbar),
style(style)
{
CL_Component *client_area = scrollbar->get_client_area();
button_increase = new CL_Button("", scrollbar, style);
button_decrease = new CL_Button("", scrollbar, style);
slots.connect(client_area->sig_paint(), this, &CL_ScrollBar_Silver::on_paint);
slots.connect(timer_scroll.sig_timer(), this, &CL_ScrollBar_Silver::on_timer_scroll);
slots.connect(button_increase->sig_pressed(), this, &CL_ScrollBar_Silver::start_scroll, 1);
slots.connect(button_decrease->sig_pressed(), this, &CL_ScrollBar_Silver::start_scroll, -1);
slots.connect(button_increase->sig_released(), this, &CL_ScrollBar_Silver::stop_scroll);
slots.connect(button_decrease->sig_released(), this, &CL_ScrollBar_Silver::stop_scroll);
slots.connect(scrollbar->sig_resize(), this, &CL_ScrollBar_Silver::on_resize);
slots.connect(scrollbar->sig_set_options(), this, &CL_ScrollBar_Silver::on_set_options);
on_resize(0, 0);
}
CL_ScrollBar_Silver::~CL_ScrollBar_Silver()
{
delete button_increase;
delete button_decrease;
}
/////////////////////////////////////////////////////////////////////////////
// Callbacks:
void CL_ScrollBar_Silver::on_set_options(const CL_DomElement &options)
{
}
void CL_ScrollBar_Silver::on_resize(int old_width, int old_height)
{
CL_Rect rect_decrease;
CL_Rect rect_increase;
CL_Rect rect_client;
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());
rect_client = CL_Rect(0, button_size, button_size, scrollbar->get_height() - button_size);
}
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);
rect_client = CL_Rect(button_size, 0, scrollbar->get_width() - button_size, button_size);
}
button_decrease->set_position(rect_decrease);
button_increase->set_position(rect_increase);
scrollbar->get_client_area()->set_position(rect_client);
}
void CL_ScrollBar_Silver::on_timer_scroll()
{
scrollbar->set_value(scrollbar->get_value() + scroll_delta);
}
void CL_ScrollBar_Silver::on_paint()
{
CL_Rect rect = scrollbar->get_screen_rect();
int offset_x = rect.left;
int offset_y = rect.top;
if (scrollbar->is_vertical())
{
offset_y += button_decrease->get_height();
}
else
{
offset_x += button_decrease->get_width();
}
CL_Rectf slider_rect = scrollbar->get_slider_rect();
slider_rect.left += offset_x;
slider_rect.top += offset_y;
slider_rect.right += offset_x;
slider_rect.bottom += offset_y;
CL_Display::draw_rect(
rect,
CL_Color(128, 142, 159));
CL_Display::fill_rect(
CL_Rect(rect.left + 1, rect.top, rect.right - 1, rect.bottom),
CL_Color(203, 215, 227));
// Main border
CL_Display::draw_rect(
slider_rect,
CL_Color(128, 142, 159));
// Outer gradient
CL_Display::fill_rect(
CL_Rectf(slider_rect.left + 1, slider_rect.top + 1, slider_rect.right - 1, slider_rect.bottom - 1),
CL_Gradient(CL_Color::white, CL_Color::white, CL_Color(230, 235, 240), CL_Color(230, 235, 240)));
// Inner gradient
CL_Display::fill_rect(
CL_Rectf(slider_rect.left + 3, slider_rect.top + 3, slider_rect.right - 3, slider_rect.bottom - 3),
CL_Gradient(CL_Color(217, 222, 227), CL_Color(217, 222, 227), CL_Color::white, CL_Color::white));
/* CL_Display::draw_line(
offset_x + slider_rect.left,
offset_y + slider_rect.top + 1,
offset_x + slider_rect.left,
offset_y + slider_rect.bottom - 1,
CL_Color(128, 142, 159));
CL_Display::draw_line(
offset_x + slider_rect.right - 1,
offset_y + slider_rect.top + 1,
offset_x + slider_rect.right - 1,
offset_y + slider_rect.bottom - 1,
CL_Color(128, 142, 159));
CL_Display::draw_line(
offset_x + slider_rect.left + 1,
offset_y + slider_rect.top,
offset_x + slider_rect.right - 1,
offset_y + slider_rect.top,
CL_Color(128, 142, 159));
CL_Display::draw_line(
offset_x + slider_rect.left + 1,
offset_y + slider_rect.bottom - 1,
offset_x + slider_rect.right - 1,
offset_y + slider_rect.bottom - 1,
CL_Color(128, 142, 159));
CL_Display::fill_rect(
CL_Rect(
offset_x + slider_rect.left + 1,
offset_y + slider_rect.top + 1,
offset_x + slider_rect.right - 1,
offset_y + slider_rect.bottom - 1),
CL_Gradient(
CL_Color::white,
CL_Color(230, 235, 240),
CL_Color::white,
CL_Color(230, 235, 240)));
*/
CL_Display::draw_line(
slider_rect.left + 5,
slider_rect.top + slider_rect.get_height() / 2 - 2,
slider_rect.right - 5,
slider_rect.top + slider_rect.get_height() / 2 - 2,
CL_Color(128, 142, 159));
CL_Display::draw_line(
slider_rect.left + 5,
slider_rect.top + slider_rect.get_height() / 2,
slider_rect.right - 5,
slider_rect.top + slider_rect.get_height() / 2,
CL_Color(128, 142, 159));
CL_Display::draw_line(
slider_rect.left + 5,
slider_rect.top + slider_rect.get_height() / 2 + 2,
slider_rect.right - 5,
slider_rect.top + slider_rect.get_height() / 2 + 2,
CL_Color(128, 142, 159));
}
/////////////////////////////////////////////////////////////////////////////
// Implementation:
void CL_ScrollBar_Silver::start_scroll(int delta)
{
scroll_delta = delta;
timer_scroll.enable();
on_timer_scroll();
}
void CL_ScrollBar_Silver::stop_scroll()
{
timer_scroll.disable();
}
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