/**
* Translates a vector in screen coordinates to a vector in real coordinates.
*/
RS_Vector RS_GraphicView::toGraph(RS_Vector v) const{
return RS_Vector(toGraphX(RS_Math::round(v.x)),
toGraphY(RS_Math::round(v.y)));
}
/**
* Translates two screen coordinates to a vector in real coordinates.
*/
RS_Vector RS_GraphicView::toGraph(int x, int y) const{
return RS_Vector(toGraphX(x), toGraphY(y));
}
bool msgProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {
if(msg == WM_SIZE) {
updateBounds(hwnd);
}
if(msg == WM_PAINT) {
updateBounds(hwnd);
updateGraph(hwnd);
}
if(msg == WM_DESTROY) {
//SendMessage(GetParent(hwnd), WM_GRAPH_CHANGED, 0, 0);
bClosed = true;
}
if(msg == WM_CREATE) {
updateGraph(hwnd);
}
if(msg == WM_LBUTTONDBLCLK) {
// POINT point;
//GetCursorPos(&point);
int xPos = LOWORD(lParam);
int yPos = HIWORD(lParam);
RECT rect;
GetClientRect(hwnd, &rect);
if((xPos >= rect.left) && (xPos <= rect.right) && (yPos >= rect.top) &&
(yPos <= rect.bottom))
{
float x = toGraphX(xPos);
float y = toGraphY(rect.bottom - yPos);
for(int i = 0; i < mChannels.size(); i++) {
Channel* c = &mChannels[i];
c->insertKey(x);
}
}
updateGraph(hwnd);
}
if((msg == WM_MOUSEMOVE) && mLocked) {
if(wParam != MK_LBUTTON) {
mLocked = false;
} else {
POINT point;
point.x = LOWORD(lParam);
point.y = HIWORD(lParam);
/* //GetCursorPos(&point);
RECT rect;
GetClientRect(hwnd, &rect);
float x = (float)(point.x - rect.left) / (float)(rect.right - rect.left);
float y = 1.0f - (float)(point.y - rect.top) / (float)(rect.bottom - rect.top);
float dx = x - mOldX;
float dy = y - mOldY;
*/
RECT rc;
GetClientRect(hwnd, &rc);
float x = toGraphX(point.x);
float y = toGraphY(rc.bottom - point.y);
Channel* c = &mChannels[mLockedChannel];
c->moveKey(x,y,mXTreshold, ymin, ymax);
mOldX = x;
mOldY = y;
}
updateGraph(hwnd);
}
if((msg == WM_LBUTTONDOWN) & !mLocked) {
POINT point;
//GetCursorPos(&point);
point.x = LOWORD(lParam);
point.y = HIWORD(lParam);
RECT rc;
GetClientRect(hwnd, &rc);
// float x = (float)(point.x - rect.left) / (float)(rect.right - rect.left);
// float y = 1.0f - (float)(point.y - rect.top) / (float)(rect.bottom - rect.top);
float x = toGraphX(point.x);
float y = toGraphY(rc.bottom - point.y);
for(int i = 0; i < mChannels.size(); i++) {
Channel* c = &mChannels[i];
if(c->lockKey(x, y, mXTreshold, mYTreshold)) {
mLockedChannel = i;
mLocked = true;
mOldX = x;
mOldY = y;
break;
}
}
}
return false;
}