void CGUIConsoleControl::Write(CStdString& aString, INT nPaletteIndex)
{
Line line;
line.text = aString;
line.colour = GetPenColor(nPaletteIndex);
m_queuedLines.push_back(line);
}
static void DrawCenteredText(string text, double cx, double cy, string color) {
double x = cx - TextStringWidth(text)/2;
double y = cy - GetFontAscent()/2;
MovePen(x, y);
string oldColor = GetPenColor();
SetPenColor(color);
DrawTextString(text);
SetPenColor(oldColor);
}
static void DrawCenteredCircle(double radius, double cx, double cy, string color = "Black", bool isSolid = true) {
string oldColor = GetPenColor();
SetPenColor(color);
MovePen(cx + radius, cy);
if (isSolid) StartFilledRegion(1.0);
DrawArc(radius, 0, 360);
if (isSolid) EndFilledRegion();
SetPenColor(oldColor);
}
//$$note:高速化
void CGraphics::DrawDotLine(int x1, int y1, int x2, int y2)
{
COLORREF c = GetPenColor();
int my = t_unit(y2 - y1) * 2;
int mx = t_unit(x2 - x1) * 2;
if(!mx && !my)return;
int x = x1;
int y = y1;
if(!mx && !my)return;
for (;;) {
//点描画
ApiWrap::SetPixelSurely(m_hdc,x,y,c);
//進める
x+=mx;
y+=my;
//条件判定
if(mx>0 && x>=x2)break;
if(mx<0 && x<=x2)break;
if(my>0 && y>=y2)break;
if(my<0 && y<=y2)break;
}
}
/**
* Bresenham Line Algorithm
* @param iLineStyle 设置线型 REALWIDELINE or Value>0
* @param iLineWidth 设置线宽。
* @param x1
* @param y1
* @param x2
* @param y2
* @param bType 绘制类型 WIDELINE_DOT, WIDELINE_RECT, WIDELINE_CYCLE
*/
static void bresenhamLine(HDC hdc, int iLineStyle, int iLineWidth, int x1, int y1, int x2, int y2, BYTE bType)
{
int x, y;
int dx, dy;
int incx, incy;
int balance;
int i=0;
int j=0;
if (x2 >= x1){
dx = x2 - x1;
incx = 1;
}
else{
dx = x1 - x2;
incx = -1;
}
if (y2 >= y1){
dy = y2 - y1;
incy = 1;
}
else{
dy = y1 - y2;
incy = -1;
}
x = x1;
y = y1;
if (dx >= dy){
dy <<= 1;
balance = dy - dx;
dx <<= 1;
while (x != x2){
if ( (i & iLineStyle)== REALWIDELINE ){
switch(bType){
case WIDELINE_RECT:{
Rectangle(hdc, x, y,x+iLineWidth, y+iLineWidth);
}break;
case WIDELINE_CYCLE:{
Circle(hdc, x, y,iLineWidth);
}break;
default:{
for(j=0; j<=iLineWidth; j++){
SetPixel(hdc, x, y+j,GetPenColor(hdc));
}
}break;
}
}
if (balance >= 0){
y += incy;
balance -= dx;
}
balance += dy;
x += incx;
i ++;
}
if ( (i & iLineStyle)== REALWIDELINE ){
switch(bType){
case WIDELINE_RECT:{
Rectangle(hdc, x, y,x+iLineWidth, y+iLineWidth);
}break;
case WIDELINE_CYCLE:{
Circle(hdc, x, y,iLineWidth);
}break;
default:{
for(j=0; j<=iLineWidth; j++){
SetPixel(hdc, x, y+j,GetPenColor(hdc));
}
}break;
}
}
}
else{
dx <<= 1;
balance = dx - dy;
dy <<= 1;
while (y != y2){
if ( (i & iLineStyle)== REALWIDELINE ){
switch(bType){
case WIDELINE_RECT:{
Rectangle(hdc, x, y,x+iLineWidth, y+iLineWidth);
}break;
case WIDELINE_CYCLE:{
Circle(hdc, x, y,iLineWidth);
}break;
default:{
for(j=0; j<=iLineWidth; j++){
SetPixel(hdc, x, y+j,GetPenColor(hdc));
}
}break;
}
}
if (balance >= 0){
x += incx;
balance -= dy;
}
balance += dx;
y += incy;
i ++;
}
if ( (i & iLineStyle)== REALWIDELINE ){
switch(bType){
case WIDELINE_RECT:{
Rectangle(hdc, x, y,x+iLineWidth, y+iLineWidth);
}break;
case WIDELINE_CYCLE:{
Circle(hdc, x, y,iLineWidth);
}break;
default:{
for(j=0; j<=iLineWidth; j++){
SetPixel(hdc, x, y+j,GetPenColor(hdc));
}
}break;
}
}
}
}
//
// FUNCTION: WndProc(HWND, UINT, WPARAM, LPARAM)
//
// PURPOSE: Processes messages for the main window.
//
// WM_COMMAND - process the application menu
// WM_PAINT - Paint the main window
// WM_DESTROY - post a quit message and return
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int wmId, wmEvent,length;
static char *str;
static int mouseX,mouseY,menu,width,polX,polY;
static bool polFl = true, fl = false, text=false,zoom=false;
static float k=1;
PAINTSTRUCT ps;
static HDC hdc;
HBITMAP hbmp1,hbmp2;
HGDIOBJ hobj;
HFONT hFont;
static RECT r;
static COLORREF clr;
static HPEN hpen;
switch (message)
{
case WM_CREATE:
hdc = GetDC(hWnd);
scrhor =3* GetDeviceCaps(hdc, HORZRES);
scrvert =3* GetDeviceCaps(hdc, VERTRES);
hdc1 = CreateCompatibleDC(hdc);
hdc2 = CreateCompatibleDC(hdc);
hbmp1 = CreateCompatibleBitmap(hdc, scrhor, scrvert);
hbmp2 = CreateCompatibleBitmap(hdc, scrhor, scrvert);
SelectObject(hdc1, hbmp1);
SelectObject(hdc2, hbmp2);
r.left = 0;
r.top = 0;
r.right = scrhor;
r.bottom = scrvert;
FillRect(hdc1, &r, (HBRUSH)CreateSolidBrush(RGB(255, 255, 255)));
FillRect(hdc2, &r, (HBRUSH)CreateSolidBrush(RGB(255, 255, 255)));
break;
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// Parse the menu selections:
switch (wmId)
{
case IM_ABOUT:
DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
break;
case IM_EXIT:
DestroyWindow(hWnd);
break;
case IM_PENCIL:
menu = IM_PENCIL;
break;
case IM_LINE:
menu = IM_LINE;
break;
case IM_TEXT:
menu = IM_TEXT;
break;
case IM_RECTANGLE:
menu = IM_RECTANGLE;
break;
case IM_COLOR:
GetPenColor(hWnd, &clr);
hpen = CreatePen(PS_SOLID, 1, clr);
SelectObject(hdc, hpen);
SelectObject(hdc1, hpen);
SelectObject(hdc2, hpen);
break;
case IM_POLYLINE:
menu = 8;
break;
case IM_POLYGON:
menu = 9;
break;
case IM_SAVE:
SaveEnhMetaFile(hWnd);
break;
case IM_OPEN:
OpenEnhMetaFile(hWnd);
break;
case IM_PRINT:
Print(hWnd);
break;
case IM_ELLIPSE:
menu = IM_ELLIPSE;
break;
case IM_WIDTH_1:
width = 1;
break;
case IM_WIDTH_2:
width = 2;
break;
case IM_WIDTH_3:
width = 3;
break;
case IM_WIDTH_4:
width = 4;
break;
case IM_WIDTH_5:
width = 5;
break;
case IM_WIDTH_6:
width = 6;
break;
case IM_WIDTH_7:
width = 7;
break;
case IM_WIDTH_8:
width = 8;
break;
case IM_WIDTH_9:
width = 9;
break;
case IM_WIDTH_10:
width = 10;
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
if (width > 0)
{
hpen = CreatePen(PS_SOLID, width, clr);
SelectObject(hdc, hpen);
SelectObject(hdc1, hpen);
SelectObject(hdc2, hpen);
}
break;
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
if (zoom)
{
StretchBlt(hdc2, scrhor/3, scrvert/3, scrhor, scrvert, hdc1, scrhor/3, scrvert/3, scrhor*k, scrvert*k, SRCCOPY);
StretchBlt(hdc, 0, 0, scrhor, scrvert, hdc1, scrhor/3,scrvert/3, scrhor*k, scrvert*k, SRCCOPY);
}
else
{
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc1, scrhor/3, scrvert/3, SRCCOPY);
}
// TODO: Add any drawing code here...
EndPaint(hWnd, &ps);
break;
case WM_CHAR:
if (menu == IM_TEXT && text)
{
length = strlen(str);
if (wParam == 8)
{
str[length - 1] = '\0';
BitBlt(hdc1, 0, 0, scrhor, scrvert, hdc2, 0, 0, SRCCOPY);
TextOutA(hdc1, mouseX+scrhor/3, mouseY+scrvert/3, str, strlen(str));
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc2, scrhor/3, scrvert/3, SRCCOPY);
InvalidateRect(hWnd, NULL, false);
}
else
{
if (wParam == 13)
{
text = false;
}
else
{
str = (char*)realloc(str, length + 2);
length = length + 2;
str[length - 2] = wParam;
str[length - 1] = '\0';
TextOutA(hdc1, mouseX+scrhor/3, mouseY+scrvert/3, str, strlen(str));
InvalidateRect(hWnd, NULL, false);
}
}
}
break;
case WM_KEYUP:
if (wParam == VK_SHIFT)
{
zoom = false;
k = 1;
BitBlt(hdc1, 0, 0, scrhor, scrvert, hdc2, 0, 0, SRCCOPY);
}
break;
case WM_MOUSEWHEEL:
if (HIWORD(wParam) > WHEEL_DELTA)
{
if (LOWORD(wParam)==MK_SHIFT)
{
k = k/1.1;
zoom = true;
}
else
{
if (LOWORD(wParam)==MK_CONTROL)
{
ScrollDC(hdc1, 5, 0, &r, NULL, NULL, NULL);
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc1, scrhor/3, scrvert/3, SRCCOPY);
}
else
{
ScrollDC(hdc1, 0, 5, &r, NULL, NULL, NULL);
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc1, scrhor/3, scrvert/3, SRCCOPY);
}
}
}
else
{
if (LOWORD(wParam)==MK_SHIFT)
{
k = k*1.1;
zoom = true;
}
else
{
if (LOWORD(wParam)==MK_CONTROL)
{
ScrollDC(hdc1, -5, 0, &r, NULL, NULL, NULL);
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc1, scrhor/3, scrvert/3, SRCCOPY);
}
else
{
ScrollDC(hdc1, 0, -5, &r, NULL, NULL, NULL);
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc1, scrhor/3, scrvert/3, SRCCOPY);
}
}
}
InvalidateRect(hWnd, NULL, false);
break;
case WM_LBUTTONDOWN:
if (menu)
{
mouseX = LOWORD(lParam);
mouseY = HIWORD(lParam);
if (menu == IM_POLYGON && polFl)
{
polX = mouseX;
polY = mouseY;
polFl = false;
}
MoveToEx(hdc1, mouseX+scrhor/3, mouseY+scrvert/3, NULL);
MoveToEx(hdc2, mouseX+scrhor/3, mouseY+scrvert/3, NULL);
fl = !fl;
if (menu == IM_POLYLINE || menu==IM_POLYGON)
{
fl = false;
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc2, scrhor/3, scrvert/3, SRCCOPY);
BitBlt(hdc1, 0, 0, scrhor, scrvert, hdc2, 0, 0, SRCCOPY);
}
if (menu == IM_TEXT)
{
BitBlt(hdc2, 0, 0, scrhor, scrvert, hdc1, 0, 0, SRCCOPY);
text = true;
str = (char*)malloc(1);
str[0] = '\0';
}
}
break;
case WM_MOUSEMOVE:
if (fl)
{
hdc = GetDC(hWnd);
SelectObject(hdc1, hpen);
if (menu == IM_PENCIL)
{
mouseX = LOWORD(lParam);
mouseY = HIWORD(lParam);
LineTo(hdc1, mouseX+scrhor/3, mouseY+scrvert/3);
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc1, scrhor/3, scrvert/3, SRCCOPY);
}
if (menu == IM_LINE)
{
BitBlt(hdc2, 0, 0, scrhor, scrvert, hdc1, 0, 0, SRCCOPY);
MoveToEx(hdc2, mouseX+scrhor/3, mouseY+scrvert/3, NULL);
LineTo(hdc2, LOWORD(lParam)+scrhor/3,HIWORD(lParam)+scrvert/3);
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc2, scrhor/3, scrvert/3, SRCCOPY);
}
if (menu == IM_RECTANGLE)
{
BitBlt(hdc2, 0, 0, scrhor, scrvert, hdc1, 0, 0, SRCCOPY);
MoveToEx(hdc2, mouseX+scrhor/3, mouseY+scrhor/3, NULL);
hobj=SelectObject(hdc2, GetStockObject(NULL_BRUSH));
Rectangle(hdc2, mouseX+scrhor/3, mouseY+scrvert/3, LOWORD(lParam)+scrhor/3, HIWORD(lParam)+scrvert/3);
SelectObject(hdc2, hobj);
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc2, scrhor/3, scrvert/3, SRCCOPY);
}
if (menu == IM_ELLIPSE)
{
BitBlt(hdc2, 0, 0, scrhor, scrvert, hdc1, 0, 0, SRCCOPY);
MoveToEx(hdc2, mouseX, mouseY, NULL);
hobj=SelectObject(hdc2, GetStockObject(NULL_BRUSH));
Ellipse(hdc2, mouseX+scrhor/3, mouseY+scrvert/3, LOWORD(lParam)+scrhor/3, HIWORD(lParam)+scrvert/3);
SelectObject(hdc2, hobj);
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc2, scrhor/3, scrvert/3, SRCCOPY);
}
if (menu == IM_POLYLINE || menu ==IM_POLYGON)
{
BitBlt(hdc2, 0, 0, scrhor, scrvert, hdc1, 0, 0, SRCCOPY);
MoveToEx(hdc2, mouseX+scrhor/3, mouseY+scrvert/3, NULL);
LineTo(hdc2, LOWORD(lParam)+scrhor/3, HIWORD(lParam)+scrvert/3);
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc2, scrhor/3, scrvert/3, SRCCOPY);
}
}
break;
case WM_LBUTTONUP:
if (menu == IM_LINE || menu == IM_RECTANGLE || menu == IM_ELLIPSE)
{
BitBlt(hdc1, 0, 0, scrhor, scrvert, hdc2, 0, 0, SRCCOPY);
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc2, scrhor/3, scrvert/3, SRCCOPY);
}
if (menu == IM_POLYLINE || menu ==IM_POLYGON)
{
fl = false;
}
fl = !fl;
break;
case WM_RBUTTONDOWN:
if (menu == IM_POLYLINE || menu==IM_POLYGON)
{
fl = false;
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc2, scrhor/3, scrvert/3, SRCCOPY);
BitBlt(hdc1, 0, 0, scrhor, scrvert, hdc2, 0, 0, SRCCOPY);
}
if (menu == IM_POLYGON)
{
LineTo(hdc2, polX+scrhor/3, polY+scrvert/3);
BitBlt(hdc, 0, 0, scrhor, scrvert, hdc2, scrhor/3, scrvert/3, SRCCOPY);
BitBlt(hdc1, 0, 0, scrhor, scrvert, hdc2, 0, 0, SRCCOPY);
polFl = true;
}
break;
case WM_DESTROY:
ReleaseDC(hWnd, hdc);
ReleaseDC(hWnd, hdc1);
ReleaseDC(hWnd, hdc2);
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
void CCxImageCtrl::OnLButtonUp(UINT nFlags, CPoint point)
{
CPoint imagePoint(point);
ClientToImage(imagePoint);
if(m_bCaptureWasSet&&m_hImage.IsInside(imagePoint.x,imagePoint.y))
{
CPoint lefttop(m_RefPoint), rightbottom(point);
ClientToImage(lefttop);
ClientToImage(rightbottom);
switch(GetState())
{
case CCxImageCtrl::IS_Move:
SetCursor(AfxGetApp()->LoadCursor(IDC_HANDCATCHCURSOR1));
break;
case CCxImageCtrl::IS_Crop:
SaveImageToUndo();
m_hImage.Crop(CRect(lefttop,rightbottom));
// [Tue 7/6/2004]
//m_bCurrentImageWasSave = false;
m_bIsSaved = false;
Refresh();
break;
case CCxImageCtrl::IS_TextMove:
case CCxImageCtrl::IS_Text:
m_bIsSaved = false;
break;
case CCxImageCtrl::IS_Pen:
CPoint fromPoint(m_RefPoint), toPoint(point);
ClientToImage(fromPoint);
ClientToImage(toPoint);
m_hImage.DrawLine(fromPoint.x, toPoint.x, m_hImage.GetHeight()-fromPoint.y,m_hImage.GetHeight()-toPoint.y,GetPenColor());
// [Tue 7/6/2004]
//m_bCurrentImageWasSave = false;
m_bIsSaved = false;
break;
}
}
if(m_bCaptureWasSet)
{
ReleaseCapture();
Invalidate(FALSE);
m_bCaptureWasSet = FALSE;
}
CWnd::OnLButtonUp(nFlags, point);
}
void CCxImageCtrl::OnMouseMove(UINT nFlags, CPoint point)
{
CPoint imagePoint(point);
ClientToImage(imagePoint);
CRect clientRect;
GetClientRect(&clientRect);
if(m_hImage.IsInside(imagePoint.x,imagePoint.y) || (GetState()==CCxImageCtrl::IS_TextMove && m_bCaptureWasSet))
{
switch(GetState())
{
case CCxImageCtrl::IS_Move:
if(m_bCaptureWasSet)
{
SCROLLINFO si = {0};
if(m_dwWidth>clientRect.Width())
{
GetScrollInfo(SB_HORZ,&si);
m_nHScrollPos = m_RefScroll.cx - point.x + m_RefPoint.x;
if(m_nHScrollPos<si.nMin)
m_nHScrollPos = si.nMin;
if(m_nHScrollPos>si.nMax)
m_nHScrollPos = si.nMax;
SetScrollPos(SB_HORZ,m_RefScroll.cx - point.x + m_RefPoint.x);
Invalidate(FALSE);
}
if(m_dwHeight>clientRect.Height())
{
GetScrollInfo(SB_VERT,&si);
m_nVScrollPos = m_RefScroll.cy - point.y + m_RefPoint.y;
if(m_nVScrollPos<si.nMin)
m_nVScrollPos = si.nMin;
if(m_nVScrollPos>si.nMax)
m_nVScrollPos = si.nMax;
SetScrollPos(SB_VERT,m_RefScroll.cy - point.y + m_RefPoint.y);
Invalidate(FALSE);
}
}
break;
case CCxImageCtrl::IS_Crop:
if(m_bCaptureWasSet)
{
m_CropActivePoint = point;
ClientToImage(m_CropActivePoint);
ImageToClient(m_CropActivePoint);
Invalidate(FALSE);
}
break;
case CCxImageCtrl::IS_TextMove:
if (m_pTextComment != NULL)
{
if (!m_bCaptureWasSet)
{
if (!m_pTextComment->GetRectangle().PtInRect(imagePoint))
{
SetState(IS_Text);
SetCursor(AfxGetApp()->LoadCursor(IDC_TEXTCURSOR));
}
}
else
{
m_RefPoint = imagePoint;
m_RefPoint.Offset(m_RefOffset);
m_hImage.Copy(m_hImageBuffer);
m_pTextComment->SetPosition(m_RefPoint, GetDC());
m_pTextComment->DrawText(m_hImage, CPaintDC(GetDesktopWindow()));
Invalidate(false);
}
}
break;
case CCxImageCtrl::IS_Text:
if (m_pTextComment != NULL)
{
if (m_pTextComment->GetRectangle().PtInRect(imagePoint))
{
SetState(IS_TextMove);
SetCursor(AfxGetApp()->LoadCursor(IDC_HANDCATCHCURSOR2));
Invalidate(false);
}
}
break;
case CCxImageCtrl::IS_Pen:
{
// Draw Line
if(m_bCaptureWasSet)
{
CPoint fromPoint(m_RefPoint), toPoint(point);
ClientToImage(fromPoint);
ClientToImage(toPoint);
m_hImage.DrawLine(fromPoint.x, toPoint.x, m_hImage.GetHeight()-fromPoint.y,m_hImage.GetHeight()-toPoint.y,GetPenColor());
//and remember new position [4/7/2004]
m_RefScroll = CSize(m_nHScrollPos,m_nVScrollPos);
m_RefPoint = point;
Invalidate(FALSE);
}
}
break;
}
}
CWnd::OnMouseMove(nFlags, point);
}
