stk-code_catmod/src/states_screens/race_gui_multitouch.cpp

325 lines
13 KiB
C++

// SuperTuxKart - a fun racing game with go-kart
// Copyright (C) 2014-2015 SuperTuxKart-Team
//
// 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, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "states_screens/race_gui_multitouch.hpp"
using namespace irr;
#include <algorithm>
#include "config/user_config.hpp"
#include "graphics/camera.hpp"
#include "graphics/2dutils.hpp"
#include "graphics/irr_driver.hpp"
#include "graphics/material.hpp"
#include "guiengine/scalable_font.hpp"
#include "input/device_manager.hpp"
#include "input/multitouch_device.hpp"
#include "items/powerup.hpp"
#include "karts/abstract_kart.hpp"
#include "states_screens/race_gui_base.hpp"
//-----------------------------------------------------------------------------
/** The multitouch GUI constructor
*/
RaceGUIMultitouch::RaceGUIMultitouch(RaceGUIBase* race_gui)
{
m_race_gui = race_gui;
m_minimap_bottom = 0;
m_gui_action = false;
m_directionnal_wheel_tex = NULL;
m_pause_tex = NULL;
m_nitro_tex = NULL;
m_nitro_empty_tex = NULL;
m_wing_mirror_tex = NULL;
m_thunderbird_reset_tex = NULL;
m_drift_tex = NULL;
m_bg_button_tex = NULL;
m_bg_button_focus_tex = NULL;
m_device = input_manager->getDeviceManager()->getMultitouchDevice();
if (UserConfigParams::m_multitouch_scale > 1.5f)
{
UserConfigParams::m_multitouch_scale = 1.5f;
}
else if (UserConfigParams::m_multitouch_scale < 0.5f)
{
UserConfigParams::m_multitouch_scale = 0.5f;
}
initMultitouchSteering();
} // RaceGUIMultitouch
//-----------------------------------------------------------------------------
/** The multitouch GUI destructor
*/
RaceGUIMultitouch::~RaceGUIMultitouch()
{
closeMultitouchSteering();
} // ~RaceGUIMultitouch
//-----------------------------------------------------------------------------
/** Sets the multitouch race gui to its initial state
*/
void RaceGUIMultitouch::reset()
{
if (m_device != NULL)
{
m_device->reset();
}
} // reset
//-----------------------------------------------------------------------------
/** Clears all previously created buttons in the multitouch device
*/
void RaceGUIMultitouch::closeMultitouchSteering()
{
if (m_device != NULL)
{
m_device->clearButtons();
}
} // closeMultitouchSteering
//-----------------------------------------------------------------------------
/** Makes some initializations and determines the look of multitouch steering
* interface
*/
void RaceGUIMultitouch::initMultitouchSteering()
{
if (m_device == NULL)
return;
const float scale = UserConfigParams::m_multitouch_scale;
const int w = irr_driver->getActualScreenSize().Width;
const int h = irr_driver->getActualScreenSize().Height;
const float btn_size = 0.125f * h * scale;
const float btn2_size = 0.35f * h * scale;
const float margin = 0.075f * h * scale;
const float margin_top = 0.3f * h;
const float col_size = (btn_size + margin);
const float small_ratio = 0.75f;
const float btn_small_size = small_ratio * btn_size;
const float margin_small = small_ratio * margin;
const float col_small_size = small_ratio * col_size;
float first_column_x = w - 2 * col_size;
float second_column_x = w - 1 * col_size;
float steering_btn_margin = 0.6f * margin;
float steering_btn_x = steering_btn_margin;
float steering_btn_y = h - steering_btn_margin - btn2_size;
if (UserConfigParams::m_multitouch_inverted)
{
first_column_x = margin + 1 * col_size;
second_column_x = margin;
steering_btn_x = w - btn2_size - steering_btn_margin;
}
m_minimap_bottom = (unsigned int)(h - 2 * col_size);
m_device->addButton(BUTTON_STEERING,
int(steering_btn_x), int(steering_btn_y),
int(btn2_size), int(btn2_size));
m_device->addButton(BUTTON_ESCAPE,
int(margin_top), int(margin_small),
int(btn_small_size), int(btn_small_size));
m_device->addButton(BUTTON_RESCUE,
int(margin_top + col_small_size), int(margin_small),
int(btn_small_size), int(btn_small_size));
m_device->addButton(BUTTON_NITRO,
int(second_column_x), int(h - 2 * col_size),
int(btn_size), int(btn_size));
m_device->addButton(BUTTON_SKIDDING,
int(second_column_x), int(h - 1 * col_size),
int(btn_size), int(btn_size));
m_device->addButton(BUTTON_FIRE,
int(first_column_x), int(h - 2 * col_size),
int(btn_size), int(btn_size));
m_device->addButton(BUTTON_LOOK_BACKWARDS,
int(first_column_x), int(h - 1 * col_size),
int(btn_size), int(btn_size));
m_directionnal_wheel_tex = irr_driver->getTexture(FileManager::GUI,
"android/directionnal_wheel.png");
m_pause_tex = irr_driver->getTexture(FileManager::GUI, "android/pause.png");
m_nitro_tex = irr_driver->getTexture(FileManager::GUI, "android/nitro.png");
m_nitro_empty_tex = irr_driver->getTexture(FileManager::GUI,
"android/nitro_empty.png");
m_wing_mirror_tex = irr_driver->getTexture(FileManager::GUI,
"android/wing_mirror.png");
m_thunderbird_reset_tex = irr_driver->getTexture(FileManager::GUI,
"android/thunderbird_reset.png");
m_drift_tex = irr_driver->getTexture(FileManager::GUI, "android/drift.png");
m_bg_button_tex = irr_driver->getTexture(FileManager::GUI,
"android/blur_bg_button.png");
m_bg_button_focus_tex = irr_driver->getTexture(FileManager::GUI,
"android/blur_bg_button_focus.png");
m_gui_action_tex = irr_driver->getTexture(FileManager::GUI,"challenge.png");
} // initMultitouchSteering
//-----------------------------------------------------------------------------
/** Draws the buttons for multitouch steering.
* \param kart The kart for which to show the data.
* \param viewport The viewport to use.
* \param scaling Which scaling to apply to the buttons.
*/
void RaceGUIMultitouch::drawMultitouchSteering(const AbstractKart* kart,
const core::recti &viewport,
const core::vector2df &scaling)
{
#ifndef SERVER_ONLY
if (m_device == NULL)
return;
for (unsigned int i = 0; i < m_device->getButtonsCount(); i++)
{
MultitouchButton* button = m_device->getButton(i);
core::rect<s32> btn_pos(button->x, button->y, button->x + button->width,
button->y + button->height);
core::rect<s32> btn_pos_bg((int)(button->x - button->width * 0.2f),
(int)(button->y - button->height * 0.2f),
(int)(button->x + button->width * 1.2f),
(int)(button->y + button->height * 1.2f));
const core::position2d<s32> pos_zero = core::position2d<s32>(0,0);
if (button->type == MultitouchButtonType::BUTTON_STEERING)
{
video::ITexture* btn_texture = m_directionnal_wheel_tex;
core::rect<s32> coords(pos_zero, btn_texture->getSize());
draw2DImage(btn_texture, btn_pos, coords, NULL, NULL, true);
// float x = (float)(button->x) + (float)(button->width) / 2.0f *
// (button->axis_x + 1.0f);
// float y = (float)(button->y) + (float)(button->height) / 2.0f *
// (button->axis_y + 1.0f);
// float w = (float)(button->width) / 20.0f;
// float h = (float)(button->height) / 20.0f;
// core::rect<s32> pos2(int(round(x - w)), int(round(y - h)),
// int(round(x + w)), int(round(y + h)));
// draw2DImage(btn_texture, pos2, coords, NULL, NULL, true);
}
else
{
bool can_be_pressed = true;
video::ITexture* btn_texture = NULL;
switch (button->type)
{
case MultitouchButtonType::BUTTON_ESCAPE:
btn_texture = m_pause_tex;
break;
case MultitouchButtonType::BUTTON_FIRE:
{
const Powerup* powerup = kart->getPowerup();
if (m_gui_action == true)
{
btn_texture = m_gui_action_tex;
}
else if (powerup->getType() != PowerupManager::POWERUP_NOTHING
&& !kart->hasFinishedRace())
{
btn_texture = powerup->getIcon()->getTexture();
}
else
{
can_be_pressed = false;
btn_texture = NULL;
}
break;
}
case MultitouchButtonType::BUTTON_NITRO:
{
if (kart->getEnergy() > 0)
{
btn_texture = m_nitro_tex;
}
else
{
can_be_pressed = false;
btn_texture = m_nitro_empty_tex;
}
break;
}
case MultitouchButtonType::BUTTON_LOOK_BACKWARDS:
btn_texture = m_wing_mirror_tex;
break;
case MultitouchButtonType::BUTTON_RESCUE:
btn_texture = m_thunderbird_reset_tex;
break;
case MultitouchButtonType::BUTTON_SKIDDING:
btn_texture = m_drift_tex;
break;
default:
break;
}
if (btn_texture)
{
video::ITexture* btn_bg = (can_be_pressed && button->pressed) ?
m_bg_button_focus_tex :
m_bg_button_tex;
core::rect<s32> coords_bg(pos_zero, btn_bg->getSize());
draw2DImage(btn_bg, btn_pos_bg, coords_bg, NULL, NULL, true);
core::rect<s32> coords(pos_zero, btn_texture->getSize());
draw2DImage(btn_texture, btn_pos, coords, NULL, NULL, true);
}
if (button->type == MultitouchButtonType::BUTTON_NITRO &&
m_race_gui != NULL)
{
float scale = UserConfigParams::m_multitouch_scale *
(float)(irr_driver->getActualScreenSize().Height) / 720.0f;
m_race_gui->drawEnergyMeter(int(button->x + button->width * 1.15f),
int(button->y + button->height * 1.35f),
kart, viewport,
core::vector2df(scale, scale));
}
else if (button->type == MultitouchButtonType::BUTTON_FIRE &&
kart->getPowerup()->getNum() > 1 &&
m_gui_action == false)
{
gui::ScalableFont* font = GUIEngine::getHighresDigitFont();
core::rect<s32> pos((int)(button->x),
(int)(button->y),
(int)(button->x + button->width/2),
(int)(button->y + button->height/2));
font->setScale(UserConfigParams::m_multitouch_scale);
font->draw(core::stringw(L"+"), pos,
video::SColor(255, 255, 255, 255));
font->setScale(1.0f);
}
}
}
#endif
} // drawMultitouchSteering