colobot/src/ui/gauge.cpp

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// * This file is part of the COLOBOT source code
// * Copyright (C) 2001-2008, Daniel ROUX & EPSITEC SA, www.epsitec.ch
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// * Copyright (C) 2012, Polish Portal of Colobot (PPC)
// *
// * This program 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 3 of the License, or
// * (at your option) any later version.
// *
// * This program 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 this program. If not, see http://www.gnu.org/licenses/.
// gauge.cpp
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//#include <windows.h>
//#include <stdio.h>
//#include <d3d.h>
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//#include "common/struct.h"
//#include "old/d3dengine.h"
#include "graphics/engine/engine.h"
//#include "old/math3d.h"
#include "common/event.h"
#include "common/misc.h"
#include "common/iman.h"
#include "ui/gauge.h"
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namespace Ui {
// Object's constructor.
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//CGauge::CGauge(CInstanceManager* iMan) : CControl(iMan)
CGauge::CGauge() : CControl()
{
m_level = 0.0f;
}
// Object's destructor.
CGauge::~CGauge()
{
}
// Creates a new button.
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bool CGauge::Create(Math::Point pos, Math::Point dim, int icon, EventType eventType)
{
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if ( eventType == EVENT_NULL ) eventType = GetUniqueEventType();
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CControl::Create(pos, dim, icon, eventType);
return true;
}
// Management of an event.
bool CGauge::EventProcess(const Event &event)
{
CControl::EventProcess(event);
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if ( event.type == EVENT_MOUSE_BUTTON_DOWN )
{
if ( CControl::Detect(event.pos) )
{
Event newEvent = event;
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newEvent.type = m_eventType;
m_event->AddEvent(newEvent);
return false;
}
}
return true;
}
// Draw the gauge.
void CGauge::Draw()
{
Math::Point pos, dim, ddim, uv1, uv2, corner;
float dp;
if ( (m_state & STATE_VISIBLE) == 0 ) return;
m_engine->SetTexture("button2.tga");
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m_engine->SetState(Gfx::ENG_RSTATE_NORMAL);
dp = 0.5f/256.0f;
pos = m_pos;
dim = m_dim;
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uv1.x = 32.0f / 256.0f;
uv1.y = 32.0f / 256.0f;
uv2.x = 64.0f / 256.0f;
uv2.y = 64.0f / 256.0f;
uv1.x += dp;
uv1.y += dp;
uv2.x -= dp;
uv2.y -= dp;
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corner.x = 10.0f / 640.0f;
corner.y = 10.0f / 480.0f;
DrawIcon(pos, dim, uv1, uv2, corner, 8.0f/256.0f);
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pos.x += 3.0f / 640.0f;
pos.y += 3.0f / 480.0f;
dim.x -= 6.0f / 640.0f;
dim.y -= 6.0f / 480.0f;
if ( m_dim.x < m_dim.y ) // vertical gauge?
{
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uv1.x = (0.0f + m_icon * 16.0f) / 256.0f;
uv2.x = uv1.x + 16.0f / 256.0f;
uv1.y = 128.0f/256.0f + m_level * (64.0f/256.0f);
uv2.y = uv1.y + 64.0f/256.0f;
}
else // horizontal gauge?
{
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uv1.x = 64.0f/256.0f + (1.0f - m_level) * (64.0f/256.0f);
uv2.x = uv1.x + 64.0f/256.0f;
uv1.y = (128.0f + m_icon*16.0f) / 256.0f;
uv2.y = uv1.y + 16.0f/256.0f;
}
uv1.x += dp;
uv1.y += dp;
uv2.x -= dp;
uv2.y -= dp;
DrawIcon(pos, dim, uv1, uv2);
}
// Management of level of the gauge.
void CGauge::SetLevel(float level)
{
if ( level < 0.0f ) level = 0.0f;
if ( level > 1.0f ) level = 1.0f;
m_level = level;
}
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float CGauge::GetLevel()
{
return m_level;
}
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}