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#include "UIButton.h"
#include "Game/Systems/UI/UITextures/UIDisplay.h"
#include <set>
UIButton::UIButton(TextureData tex, glm::vec2 pos, glm::vec2 scale, std::set<std::string>& shownScreens,
bool isCloseButton, CornerPosition corner, AspectRatio ratio):
m_tex(tex),
m_shownScreens(shownScreens),
m_aspectRatio(ratio)
{
// set variables
m_isCloseButton = isCloseButton;
m_pos = pos;
m_scale = scale;
m_tex_aspectRatio = static_cast<float>(m_tex.height)/static_cast<float>(m_tex.width);
setToCorner(corner, 640, 480);
setWindowPos(640, 480);
setTransformationMat(m_pos, scale);
}
UIButton::~UIButton(){
glDeleteTextures(1, &m_tex.textureID);
}
AspectRatio UIButton::getAspectRatio(){
return m_aspectRatio;
}
glm::mat4 UIButton::getScaleMatrix(glm::vec2 scale) {
glm::mat4 M = glm::mat4(1.f);
M[0][0] = scale.x; //* (m_screenImageHeight/m_screenImageWidth);
M[1][1] = scale.y; //* (m_tex_aspectRatio);
M[2][2] = 1.f;
return M;
}
void UIButton::setTransformationMat(glm::vec2 translation, glm::vec2 scale){
glm::mat4 transMat = glm::mat4(1.f);
transMat[3] = glm::vec4(translation.x, translation.y, 0.f, 1.f);
glm::mat4 scaleMat = getScaleMatrix(glm::vec2(scale));
m_transformationMat = transMat*scaleMat;
}
glm::mat4 UIButton::getTransformationMat(){
return m_transformationMat;
}
float UIButton::getTextureRatio(){
return m_tex_aspectRatio;
}
void UIButton::draw(){}
GLuint UIButton::getTexID(){
return m_tex.textureID;
}
glm::vec2 UIButton::getPos(){
return m_pos;
}
glm::vec2 UIButton::getScale(){
return m_scale;
}
//void UIButton::setTexID(GLuint &newTexID){
// m_tex.textureID = newTexID;
//}
void UIButton::setWindowPos(int width, int height){
m_windowHeight = static_cast<float>(height);
m_windowWidth = static_cast<float>(width);
// find where on window it is, for bound checking
float xpos = .5f*(m_pos.x + 1.f)*m_windowWidth;
float ypos = (1.f-.5f*(m_pos.y + 1.f))*m_windowHeight;
m_windowPos = glm::vec2(xpos, ypos);
// set everything according to window dimensions -- this is for bound checking
m_toScreenScale = m_windowHeight*m_scale.y;
m_screenImageHeight = m_toScreenScale;
m_screenImageWidth = m_toScreenScale * m_tex_aspectRatio;
float windowRatio = m_windowHeight/m_windowWidth;
m_textureAspect = windowRatio / m_tex_aspectRatio;
// calculate window bounds
glm::vec2 halfDimensions = glm::vec2(m_screenImageWidth, m_screenImageHeight)*.5f;
m_bounds.max = glm::vec2(m_windowPos.x + halfDimensions.x, m_windowPos.y - halfDimensions.y);
m_bounds.min = glm::vec2(m_windowPos.x - halfDimensions.x, m_windowPos.y + halfDimensions.y);
}
float UIButton::getTextureScaleAspect(){
return m_textureAspect;
}
void UIButton::setParentDisplay(std::string parent){
m_parentDisplay = parent;
}
std::string UIButton::getParentDisplay(){
return m_parentDisplay;
}
CornerPosition UIButton::getCornerPos(){
return m_cornerPos;
}
void UIButton::setToCorner(const CornerPosition corner, int width, int height){
m_toScreenScale = static_cast<float>(height)*m_scale.y;
m_screenImageHeight = m_toScreenScale;
m_screenImageWidth = m_toScreenScale * m_tex_aspectRatio;
// in texture space
float xtrans = m_screenImageWidth/(.5f*static_cast<float>(width));
float ytrans = m_screenImageHeight/(.5f*static_cast<float>(height));
// find where window pos should be
switch(corner){
case TOPLEFT:
m_pos = glm::vec2(-1+xtrans, 1-ytrans);
break;
case TOPRIGHT:
m_pos = glm::vec2(1-xtrans, 1-ytrans);
break;
case BOTTOMLEFT:
m_pos = glm::vec2(-1+xtrans, -1+ytrans);
break;
case BOTTOMRIGHT:
m_pos = glm::vec2(1-xtrans, -1+ytrans);
break;
default:
break;
}
}
glm::vec2 UIButton::getWindowPos(){
return m_windowPos;
}
int UIButton::getHeight(){
return m_tex.height;
}
int UIButton::getWidth(){
return m_tex.width;
}
int UIButton::getScreenHeight(){
return m_screenImageHeight;
}
int UIButton::getScreenWidth(){
return m_screenImageWidth;
}
// remember that origin is top left corner!!
Bounds2f UIButton::getBounds(){
return m_bounds;
}
void UIButton::addButtonAction(std::shared_ptr<ButtonAction> &action){
m_actions.push_back(action);
}
//////*/ for close button only
void UIButton::setWindowToClose(std::string windowID){
if (m_isCloseButton){
m_attachedWindow = windowID;
}
}
bool UIButton::onButtonPress(){
// if button is a close button, then deactivate everything
if (m_isCloseButton){
std::cout << "shownWindowSize: " << m_shownScreens.size() << std::endl;
//m_shownScreens.erase(m_attachedWindow);
std::cout << "new shownWindowSize: " << m_shownScreens.size() << std::endl;
std::cout << "CLOSE WINDOW: " << m_attachedWindow << std::endl;
return true;
} else {
for (auto &action : m_actions){
action->activate();
}
return false;
}
}
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