0ad/source/gui/CProgressBar.cpp
2009-10-13 22:59:21 +00:00

93 lines
2.6 KiB
C++

/* Copyright (C) 2009 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
/*
CProgressBar
*/
#include "precompiled.h"
#include "GUI.h"
#include "CProgressBar.h"
#include "lib/ogl.h"
//-------------------------------------------------------------------
// Constructor / Destructor
//-------------------------------------------------------------------
CProgressBar::CProgressBar()
{
AddSetting(GUIST_CGUISpriteInstance, "sprite_background");
AddSetting(GUIST_CGUISpriteInstance, "sprite_bar");
AddSetting(GUIST_float, "caption"); // aka value from 0 to 100
AddSetting(GUIST_CStr, "tooltip");
AddSetting(GUIST_CStr, "tooltip_style");
}
CProgressBar::~CProgressBar()
{
}
void CProgressBar::HandleMessage(const SGUIMessage &Message)
{
// Important
IGUIObject::HandleMessage(Message);
switch (Message.type)
{
case GUIM_SETTINGS_UPDATED:
// Update scroll-bar
// TODO Gee: (2004-09-01) Is this really updated each time it should?
if (Message.value == CStr("caption"))
{
float value;
GUI<float>::GetSetting(this, "caption", value);
if (value > 100.f)
GUI<float>::SetSetting(this, "caption", 100.f);
else
if (value < 0.f)
GUI<float>::SetSetting(this, "caption", 0.f);
}
break;
default:
break;
}
}
void CProgressBar::Draw()
{
if (GetGUI())
{
float bz = GetBufferedZ();
CGUISpriteInstance *sprite_background, *sprite_bar;
int cell_id = 0;
float value = 0;
GUI<CGUISpriteInstance>::GetSettingPointer(this, "sprite_background", sprite_background);
GUI<CGUISpriteInstance>::GetSettingPointer(this, "sprite_bar", sprite_bar);
GUI<float>::GetSetting(this, "caption", value);
GetGUI()->DrawSprite(*sprite_background, cell_id, bz, m_CachedActualSize);
// Get size of bar (notice it is drawn slightly closer, to appear above the background)
CRect bar_size(m_CachedActualSize.left, m_CachedActualSize.top,
m_CachedActualSize.left+m_CachedActualSize.GetWidth()*(value/100.f), m_CachedActualSize.bottom);
GetGUI()->DrawSprite(*sprite_bar, cell_id, bz+0.01f, bar_size);
}
}