275 lines
6.4 KiB
C++
275 lines
6.4 KiB
C++
/*
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* This file is part of the Colobot: Gold Edition source code
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* Copyright (C) 2001-2023, Daniel Roux, EPSITEC SA & TerranovaTeam
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* http://epsitec.ch; http://colobot.info; http://github.com/colobot
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see http://gnu.org/licenses
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*/
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#include "ui/controls/shortcut.h"
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#include "common/event.h"
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#include "graphics/core/renderers.h"
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#include "graphics/core/transparency.h"
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#include "graphics/engine/engine.h"
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#include "math/func.h"
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#include <cmath>
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namespace Ui
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{
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// Object's constructor.
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CShortcut::CShortcut() : CControl()
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{
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m_time = 0.0f;
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}
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// Object's destructor.
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CShortcut::~CShortcut()
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{
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}
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// Creates a new button.
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bool CShortcut::Create(const glm::vec2& pos, const glm::vec2& dim, int icon, EventType eventType)
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{
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if ( eventType == EVENT_NULL ) eventType = GetUniqueEventType();
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CControl::Create(pos, dim, icon, eventType);
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return true;
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}
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// Management of an event.
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bool CShortcut::EventProcess(const Event &event)
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{
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CControl::EventProcess(event);
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if ( event.type == EVENT_FRAME )
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{
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m_time += event.rTime;
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}
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if (event.type == EVENT_MOUSE_BUTTON_DOWN &&
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event.GetData<MouseButtonEventData>()->button == MOUSE_BUTTON_LEFT)
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{
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if ( CControl::Detect(event.mousePos) )
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{
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m_event->AddEvent(Event(m_eventType));
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return false;
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}
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}
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return true;
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}
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// Draws the button.
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void CShortcut::Draw()
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{
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float zoom;
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int icon;
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icon = 0;
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zoom = 0.8f;
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Gfx::TransparencyMode mode = Gfx::TransparencyMode::WHITE;
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if ( m_state & STATE_HILIGHT )
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{
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icon = 4;
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zoom = 0.9f;
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mode = Gfx::TransparencyMode::NONE;
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}
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if ( m_state & STATE_CHECK )
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{
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icon = 1;
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zoom = 0.8f;
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mode = Gfx::TransparencyMode::NONE;
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}
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if ( m_state & STATE_PRESS )
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{
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icon = 1;
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zoom = 1.0f;
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mode = Gfx::TransparencyMode::NONE;
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}
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if ( m_icon == 128+6 || m_icon == 128+7 || m_icon == 58 ) // pause or film?
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{
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icon = -1; // no bottom
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zoom = 1.0f;
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}
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auto renderer = m_engine->GetUIRenderer();
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auto texture = m_engine->LoadTexture("textures/interface/button3.png");
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renderer->SetTexture(texture);
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if ( icon != -1 )
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{
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renderer->SetTransparency(mode);
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DrawVertex(icon, 0.95f);
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}
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icon = SetButtonTextureForIcon(m_icon);
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if (m_icon == 58)
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{
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renderer->SetTransparency(Gfx::TransparencyMode::WHITE);
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}
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else
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{
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renderer->SetTransparency(Gfx::TransparencyMode::BLACK);
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}
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DrawVertex(icon, zoom);
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if ( m_state & STATE_FRAME )
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{
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glm::vec2 p1, p2, c, uv1, uv2;
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float dp;
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auto texture = m_engine->LoadTexture("textures/interface/button2.png");
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renderer->SetTexture(texture);
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renderer->SetTransparency(Gfx::TransparencyMode::WHITE);
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zoom = 0.9f+sinf(m_time*8.0f)*0.1f;
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p1.x = m_pos.x;
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p1.y = m_pos.y;
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p2.x = m_pos.x + m_dim.x;
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p2.y = m_pos.y + m_dim.y;
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c.x = (p1.x+p2.x)/2.0f;
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c.y = (p1.y+p2.y)/2.0f; // center
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p1.x = (p1.x-c.x)*zoom + c.x;
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p1.y = (p1.y-c.y)*zoom + c.y;
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p2.x = (p2.x-c.x)*zoom + c.x;
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p2.y = (p2.y-c.y)*zoom + c.y;
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p2.x -= p1.x;
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p2.y -= p1.y;
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uv1.x = 176.0f/256.0f;
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uv1.y = 224.0f/256.0f;
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uv2.x = 192.0f/256.0f;
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uv2.y = 240.0f/256.0f;
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dp = 0.5f/256.0f;
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uv1.x += dp;
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uv1.y += dp;
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uv2.x -= dp;
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uv2.y -= dp;
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DrawIcon(p1, p2, uv1, uv2);
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}
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if ( (m_state & STATE_RUN) && Math::Mod(m_time, 0.7f) >= 0.3f )
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{
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glm::vec2 uv1, uv2;
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float dp;
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auto texture = m_engine->LoadTexture("textures/interface/button3.png");
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renderer->SetTexture(texture);
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renderer->SetTransparency(Gfx::TransparencyMode::WHITE);
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uv1.x = 160.0f/256.0f;
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uv1.y = 0.0f/256.0f;
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uv2.x = 192.0f/256.0f;
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uv2.y = 32.0f/256.0f;
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dp = 0.5f/256.0f;
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uv1.x += dp;
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uv1.y += dp;
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uv2.x -= dp;
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uv2.y -= dp;
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DrawIcon(m_pos, m_dim, uv1, uv2);
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}
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if ( (m_state & STATE_DAMAGE) && Math::Mod(m_time, 0.7f) >= 0.3f )
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{
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glm::vec2 uv1, uv2;
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float dp;
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auto texture = m_engine->LoadTexture("textures/interface/button2.png");
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renderer->SetTexture(texture);
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renderer->SetTransparency(Gfx::TransparencyMode::BLACK);
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uv1.x = 159.0f / 256.0f;
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uv1.y = 240.0f / 256.0f;
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uv2.x = 145.0f / 256.0f;
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uv2.y = 256.0f / 256.0f;
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dp = 0.5f / 256.0f;
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uv1.x += dp;
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uv1.y += dp;
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uv2.x -= dp;
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uv2.y -= dp;
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DrawIcon(m_pos, m_dim, uv1, uv2);
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}
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}
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// Draw the vertex array.
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void CShortcut::DrawVertex(int icon, float zoom)
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{
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glm::vec2 p1, p2, c;
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float u1, u2, v1, v2, dp;
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p1.x = m_pos.x;
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p1.y = m_pos.y;
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p2.x = m_pos.x + m_dim.x;
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p2.y = m_pos.y + m_dim.y;
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c.x = (p1.x+p2.x)/2.0f;
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c.y = (p1.y+p2.y)/2.0f; // center
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p1.x = (p1.x-c.x)*zoom + c.x;
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p1.y = (p1.y-c.y)*zoom + c.y;
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p2.x = (p2.x-c.x)*zoom + c.x;
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p2.y = (p2.y-c.y)*zoom + c.y;
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u1 = (32.0f/256.0f)*(icon%8);
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v1 = (32.0f/256.0f)*(icon/8); // u-v texture
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u2 = (32.0f/256.0f)+u1;
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v2 = (32.0f/256.0f)+v1;
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dp = 0.5f/256.0f;
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u1 += dp;
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v1 += dp;
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u2 -= dp;
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v2 -= dp;
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auto renderer = m_engine->GetUIRenderer();
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auto vertices = renderer->BeginPrimitive(Gfx::PrimitiveType::TRIANGLE_STRIP, 4);
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vertices[0] = { { p1.x, p1.y }, { u1, v2 } };
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vertices[1] = { { p1.x, p2.y }, { u1, v1 } };
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vertices[2] = { { p2.x, p1.y }, { u2, v2 } };
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vertices[3] = { { p2.x, p2.y }, { u2, v1 } };
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renderer->EndPrimitive();
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m_engine->AddStatisticTriangle(2);
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}
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}
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