本文整理汇总了C++中Controller::dragAnchorPoint方法的典型用法代码示例。如果您正苦于以下问题：C++ Controller::dragAnchorPoint方法的具体用法？C++ Controller::dragAnchorPoint怎么用？C++ Controller::dragAnchorPoint使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Controller的用法示例。
在下文中一共展示了Controller::dragAnchorPoint方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: MouseButtonCallback
// this function is being called when a mouse button is pressed
void GLFWCALL MouseButtonCallback(int button, int mouseEvent){
int x,y;
glfwGetMousePos(&x, &y);
try{
Controller* PolyFun = Controller::getInstance();
// if mouse was clicked on canvas
if(PolyFun->getCanvasSelection(x,y)){
if(mouseEvent == GLFW_PRESS){
switch(button){
// if the pen tool is activated and the left button is pressed
case GLFW_MOUSE_BUTTON_LEFT:
if(PolyFun->getButton("penTool") != NULL && PolyFun->getButton("penTool")->activated() && PolyFun->getSelectedPolygon() != NULL){
PolyFun->addAnchorPoint(x,y);
PolyFun->updateWindow();
};
if(PolyFun->getButton("eraser") != NULL && PolyFun->getButton("eraser")->activated()) PolyFun->deletePoint(x,y); // delete point if clicked on one while the eraser is active
break;
case GLFW_MOUSE_BUTTON_RIGHT:
if(PolyFun->getButton("penTool") != NULL) PolyFun->getButton("penTool")->setActivation(false); // turn the drawing button off
if(PolyFun->getButton("eraser") != NULL) PolyFun->getButton("eraser")->setActivation(false); // turn the eraser off
PolyFun->dragAnchorPoint(x,y);
break;
default: ;
break;
}
PolyFun->selectPolygon(x,y); // selects the polygon with the coordinated x and y
if(PolyFun->getPolygon(x,y) == NULL){
PolyFun->deselectAllPolygons(); // deselect all polygons if clicked on the paper and not on a polygon
if(PolyFun->getButton("penTool") != NULL) PolyFun->getButton("penTool")->setActivation(false); // turn the drawing button off
}
PolyFun->updateWindow();
} else if(mouseEvent == GLFW_RELEASE){
switch(button){
case GLFW_MOUSE_BUTTON_RIGHT: PolyFun->releaseDraggedAnchorPoint();
break;
case GLFW_MOUSE_BUTTON_LEFT: PolyFun->releaseSlider();
break;
default: ;
break;
}
}
// if clicked outside the canvas
} else {
Button* b = PolyFun->getButton(x,y);
Slider* s = PolyFun->getSlider(x,y);
if(mouseEvent == GLFW_PRESS){
switch(button){
case GLFW_MOUSE_BUTTON_LEFT:
if(b != NULL){
if(b->getName() == "penTool"){
if(b->activated()){
// deactivate the activated button by clicking on it again
std::cout << b->getName() << " has been deactivated" << std::endl;
b->setActivation(false);
PolyFun->deselectAllPolygons(); // reset selection of all polygons
} else {
// activate the pen tool and deactivate the eraser
if(PolyFun->getButton("eraser") != NULL) PolyFun->getButton("eraser")->setActivation(false);
b->setActivation(true);
std::cout << b->getName() << " has been activated" << std::endl;
if(PolyFun->getSelectedPolygon() == NULL) PolyFun->newPolygon(PolyFun->colour.r, PolyFun->colour.g, PolyFun->colour.b, PolyFun->hardness, PolyFun->drawingMode, PolyFun->polygonWidth);
};
} else if(b->getName() == "eraser"){
if(b->activated()){
PolyFun->deselectAllPolygons(); // reset selection of all polygons
// deactivate the activated button by clicking on it again
b->setActivation(false);
std::cout << b->getName() << " has been deactivated" << std::endl;
} else {
// activate the eraser and deactivate the pen tool
if(PolyFun->getButton("penTool") != NULL) PolyFun->getButton("penTool")->setActivation(false);
b->setActivation(true);
std::cout << b->getName() << " has been activated" << std::endl;
};
} else if(b->getName() == "lineStrip"){
std::cout << b->getName() << " has been activated" << std::endl;
// deactivate other mode buttons
if(PolyFun->getButton("lineLoop") != NULL) PolyFun->getButton("lineLoop")->setActivation(false);
if(PolyFun->getButton("filledPolygon") != NULL) PolyFun->getButton("filledPolygon")->setActivation(false);
b->setActivation(true);
PolyFun->setDrawingMode(Polytope2D::LINE);
} else if(b->getName() == "lineLoop"){
std::cout << b->getName() << " has been activated" << std::endl;
// deactivate other mode buttons
if(PolyFun->getButton("lineStrip") != NULL) PolyFun->getButton("lineStrip")->setActivation(false);
if(PolyFun->getButton("filledPolygon") != NULL) PolyFun->getButton("filledPolygon")->setActivation(false);
b->setActivation(true);
PolyFun->setDrawingMode(Polytope2D::LINELOOP);
} else if(b->getName() == "filledPolygon"){
std::cout << b->getName() << " has been activated" << std::endl;
// deactivate other mode buttons
if(PolyFun->getButton("lineStrip") != NULL) PolyFun->getButton("lineStrip")->setActivation(false);
if(PolyFun->getButton("lineLoop") != NULL) PolyFun->getButton("lineLoop")->setActivation(false);
b->setActivation(true);
PolyFun->setDrawingMode(Polytope2D::POLYGON);
} else if(b->getName() == "hardness"){
std::cout << b->getName() << " has been activated" << std::endl;
//.........这里部分代码省略.........