mirror of
https://github.com/reactos/reactos.git
synced 2025-08-05 00:05:42 +00:00
* Create a branch for USB experiments.
svn path=/branches/usb-experiments/; revision=72629
This commit is contained in:
Amine Khaldi
parent
28d8ba0d3e
commit
0ee830d7a4
23049 changed files with 0 additions and 1313991 deletions
331
base/applications/mspaint/selectionmodel.cpp
Normal file
331
base/applications/mspaint/selectionmodel.cpp
Normal file
|
|
@ -0,0 +1,331 @@
|
|||
/*
|
||||
* PROJECT: PAINT for ReactOS
|
||||
* LICENSE: LGPL
|
||||
* FILE: base/applications/mspaint/selectionmodel.cpp
|
||||
* PURPOSE: Keep track of selection parameters, notify listeners
|
||||
* PROGRAMMERS: Benedikt Freisen
|
||||
*/
|
||||
|
||||
/* INCLUDES *********************************************************/
|
||||
|
||||
#include "precomp.h"
|
||||
|
||||
/* FUNCTIONS ********************************************************/
|
||||
|
||||
SelectionModel::SelectionModel()
|
||||
{
|
||||
m_ptStack = NULL;
|
||||
m_iPtSP = 0;
|
||||
|
||||
m_hDC = CreateCompatibleDC(NULL);
|
||||
}
|
||||
|
||||
void SelectionModel::ResetPtStack()
|
||||
{
|
||||
if (m_ptStack != NULL)
|
||||
HeapFree(GetProcessHeap(), 0, m_ptStack);
|
||||
m_ptStack = NULL;
|
||||
m_iPtSP = 0;
|
||||
}
|
||||
|
||||
void SelectionModel::PushToPtStack(LONG x, LONG y)
|
||||
{
|
||||
if (m_iPtSP % 1024 == 0)
|
||||
{
|
||||
if (m_ptStack)
|
||||
m_ptStack = (POINT*) HeapReAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS, m_ptStack, sizeof(POINT) * (m_iPtSP + 1024));
|
||||
else
|
||||
m_ptStack = (POINT*) HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS, sizeof(POINT) * 1024);
|
||||
}
|
||||
m_ptStack[m_iPtSP].x = x;
|
||||
m_ptStack[m_iPtSP].y = y;
|
||||
m_iPtSP++;
|
||||
}
|
||||
|
||||
void SelectionModel::CalculateBoundingBoxAndContents(HDC hDCImage)
|
||||
{
|
||||
int i;
|
||||
m_rcSrc.left = m_rcSrc.top = MAXLONG;
|
||||
m_rcSrc.right = m_rcSrc.bottom = 0;
|
||||
for (i = 0; i < m_iPtSP; i++)
|
||||
{
|
||||
if (m_ptStack[i].x < m_rcSrc.left)
|
||||
m_rcSrc.left = m_ptStack[i].x;
|
||||
if (m_ptStack[i].y < m_rcSrc.top)
|
||||
m_rcSrc.top = m_ptStack[i].y;
|
||||
if (m_ptStack[i].x > m_rcSrc.right)
|
||||
m_rcSrc.right = m_ptStack[i].x;
|
||||
if (m_ptStack[i].y > m_rcSrc.bottom)
|
||||
m_rcSrc.bottom = m_ptStack[i].y;
|
||||
}
|
||||
m_rcSrc.right += 1;
|
||||
m_rcSrc.bottom += 1;
|
||||
m_rcDest.left = m_rcSrc.left;
|
||||
m_rcDest.top = m_rcSrc.top;
|
||||
m_rcDest.right = m_rcSrc.right;
|
||||
m_rcDest.bottom = m_rcSrc.bottom;
|
||||
|
||||
if (m_iPtSP > 1)
|
||||
{
|
||||
DeleteObject(m_hMask);
|
||||
m_hMask = CreateBitmap(RECT_WIDTH(m_rcSrc), RECT_HEIGHT(m_rcSrc), 1, 1, NULL);
|
||||
DeleteObject(SelectObject(m_hDC, m_hMask));
|
||||
POINT *m_ptStackCopy = (POINT*) HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS, sizeof(POINT) * m_iPtSP);
|
||||
for (i = 0; i < m_iPtSP; i++)
|
||||
{
|
||||
m_ptStackCopy[i].x = m_ptStack[i].x - m_rcSrc.left;
|
||||
m_ptStackCopy[i].y = m_ptStack[i].y - m_rcSrc.top;
|
||||
}
|
||||
Poly(m_hDC, m_ptStackCopy, m_iPtSP, 0x00ffffff, 0x00ffffff, 1, 2, TRUE, FALSE);
|
||||
HeapFree(GetProcessHeap(), 0, m_ptStackCopy);
|
||||
SelectObject(m_hDC, m_hBm = CreateDIBWithProperties(RECT_WIDTH(m_rcSrc), RECT_HEIGHT(m_rcSrc)));
|
||||
imageModel.ResetToPrevious();
|
||||
MaskBlt(m_hDC, 0, 0, RECT_WIDTH(m_rcSrc), RECT_HEIGHT(m_rcSrc), hDCImage, m_rcSrc.left,
|
||||
m_rcSrc.top, m_hMask, 0, 0, MAKEROP4(SRCCOPY, WHITENESS));
|
||||
}
|
||||
}
|
||||
|
||||
void SelectionModel::CalculateContents(HDC hDCImage)
|
||||
{
|
||||
DeleteObject(m_hMask);
|
||||
m_hMask = CreateBitmap(RECT_WIDTH(m_rcSrc), RECT_HEIGHT(m_rcSrc), 1, 1, NULL);
|
||||
DeleteObject(SelectObject(m_hDC, m_hMask));
|
||||
Rect(m_hDC, 0, 0, RECT_WIDTH(m_rcSrc), RECT_HEIGHT(m_rcSrc), 0x00ffffff, 0x00ffffff, 1, 2);
|
||||
SelectObject(m_hDC, m_hBm = CreateDIBWithProperties(RECT_WIDTH(m_rcSrc), RECT_HEIGHT(m_rcSrc)));
|
||||
BitBlt(m_hDC, 0, 0, RECT_WIDTH(m_rcSrc), RECT_HEIGHT(m_rcSrc), hDCImage, m_rcSrc.left,
|
||||
m_rcSrc.top, SRCCOPY);
|
||||
}
|
||||
|
||||
void SelectionModel::DrawBackgroundPoly(HDC hDCImage, COLORREF crBg)
|
||||
{
|
||||
Poly(hDCImage, m_ptStack, m_iPtSP, crBg, crBg, 1, 2, TRUE, FALSE);
|
||||
}
|
||||
|
||||
void SelectionModel::DrawBackgroundRect(HDC hDCImage, COLORREF crBg)
|
||||
{
|
||||
Rect(hDCImage, m_rcSrc.left, m_rcSrc.top, m_rcSrc.right, m_rcSrc.bottom, crBg, crBg, 0, 1);
|
||||
}
|
||||
|
||||
extern BOOL
|
||||
ColorKeyedMaskBlt(HDC hdcDest, int nXDest, int nYDest, int nWidth, int nHeight, HDC hdcSrc, int nXSrc, int nYSrc, HBITMAP hbmMask, int xMask, int yMask, DWORD dwRop, COLORREF keyColor);
|
||||
|
||||
void SelectionModel::DrawSelection(HDC hDCImage, COLORREF crBg, BOOL bBgTransparent)
|
||||
{
|
||||
if (!bBgTransparent)
|
||||
MaskBlt(hDCImage, m_rcDest.left, m_rcDest.top, RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest),
|
||||
m_hDC, 0, 0, m_hMask, 0, 0, MAKEROP4(SRCCOPY, SRCAND));
|
||||
else
|
||||
ColorKeyedMaskBlt(hDCImage, m_rcDest.left, m_rcDest.top, RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest),
|
||||
m_hDC, 0, 0, m_hMask, 0, 0, MAKEROP4(SRCCOPY, SRCAND), crBg);
|
||||
}
|
||||
|
||||
void SelectionModel::DrawSelectionStretched(HDC hDCImage)
|
||||
{
|
||||
StretchBlt(hDCImage, m_rcDest.left, m_rcDest.top, RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), m_hDC, 0, 0, GetDIBWidth(m_hBm), GetDIBHeight(m_hBm), SRCCOPY);
|
||||
}
|
||||
|
||||
void SelectionModel::ScaleContentsToFit()
|
||||
{
|
||||
HDC hTempDC;
|
||||
HBITMAP hTempBm;
|
||||
hTempDC = CreateCompatibleDC(m_hDC);
|
||||
hTempBm = CreateDIBWithProperties(RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest));
|
||||
SelectObject(hTempDC, hTempBm);
|
||||
SelectObject(m_hDC, m_hBm);
|
||||
StretchBlt(hTempDC, 0, 0, RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), m_hDC, 0, 0,
|
||||
GetDIBWidth(m_hBm), GetDIBHeight(m_hBm), SRCCOPY);
|
||||
DeleteObject(m_hBm);
|
||||
m_hBm = hTempBm;
|
||||
hTempBm = CreateBitmap(RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), 1, 1, NULL);
|
||||
SelectObject(hTempDC, hTempBm);
|
||||
SelectObject(m_hDC, m_hMask);
|
||||
StretchBlt(hTempDC, 0, 0, RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), m_hDC, 0, 0,
|
||||
GetDIBWidth(m_hMask), GetDIBHeight(m_hMask), SRCCOPY);
|
||||
DeleteObject(m_hMask);
|
||||
m_hMask = hTempBm;
|
||||
SelectObject(m_hDC, m_hBm);
|
||||
DeleteDC(hTempDC);
|
||||
}
|
||||
|
||||
void SelectionModel::InsertFromHBITMAP(HBITMAP hBm)
|
||||
{
|
||||
HDC hTempDC;
|
||||
HBITMAP hTempMask;
|
||||
|
||||
DeleteObject(SelectObject(m_hDC, m_hBm = (HBITMAP) CopyImage(hBm,
|
||||
IMAGE_BITMAP, 0, 0,
|
||||
LR_COPYRETURNORG)));
|
||||
|
||||
SetRectEmpty(&m_rcSrc);
|
||||
m_rcDest.left = m_rcDest.top = 0;
|
||||
m_rcDest.right = m_rcDest.left + GetDIBWidth(m_hBm);
|
||||
m_rcDest.bottom = m_rcDest.top + GetDIBHeight(m_hBm);
|
||||
|
||||
hTempDC = CreateCompatibleDC(m_hDC);
|
||||
hTempMask = CreateBitmap(RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), 1, 1, NULL);
|
||||
SelectObject(hTempDC, hTempMask);
|
||||
Rect(hTempDC, m_rcDest.left, m_rcDest.top, m_rcDest.right, m_rcDest.bottom, 0x00ffffff, 0x00ffffff, 1, 1);
|
||||
DeleteObject(m_hMask);
|
||||
m_hMask = hTempMask;
|
||||
DeleteDC(hTempDC);
|
||||
}
|
||||
|
||||
void SelectionModel::FlipHorizontally()
|
||||
{
|
||||
SelectObject(m_hDC, m_hMask);
|
||||
StretchBlt(m_hDC, RECT_WIDTH(m_rcDest) - 1, 0, -RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), m_hDC,
|
||||
0, 0, RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), SRCCOPY);
|
||||
SelectObject(m_hDC, m_hBm);
|
||||
StretchBlt(m_hDC, RECT_WIDTH(m_rcDest) - 1, 0, -RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), m_hDC,
|
||||
0, 0, RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), SRCCOPY);
|
||||
NotifyRefreshNeeded();
|
||||
}
|
||||
|
||||
void SelectionModel::FlipVertically()
|
||||
{
|
||||
SelectObject(m_hDC, m_hMask);
|
||||
StretchBlt(m_hDC, 0, RECT_HEIGHT(m_rcDest) - 1, RECT_WIDTH(m_rcDest), -RECT_HEIGHT(m_rcDest), m_hDC,
|
||||
0, 0, RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), SRCCOPY);
|
||||
SelectObject(m_hDC, m_hBm);
|
||||
StretchBlt(m_hDC, 0, RECT_HEIGHT(m_rcDest) - 1, RECT_WIDTH(m_rcDest), -RECT_HEIGHT(m_rcDest), m_hDC,
|
||||
0, 0, RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), SRCCOPY);
|
||||
NotifyRefreshNeeded();
|
||||
}
|
||||
|
||||
void SelectionModel::RotateNTimes90Degrees(int iN)
|
||||
{
|
||||
if (iN == 2)
|
||||
{
|
||||
SelectObject(m_hDC, m_hMask);
|
||||
StretchBlt(m_hDC, RECT_WIDTH(m_rcDest) - 1, RECT_HEIGHT(m_rcDest) - 1, -RECT_WIDTH(m_rcDest), -RECT_HEIGHT(m_rcDest), m_hDC,
|
||||
0, 0, RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), SRCCOPY);
|
||||
SelectObject(m_hDC, m_hBm);
|
||||
StretchBlt(m_hDC, RECT_WIDTH(m_rcDest) - 1, RECT_HEIGHT(m_rcDest) - 1, -RECT_WIDTH(m_rcDest), -RECT_HEIGHT(m_rcDest), m_hDC,
|
||||
0, 0, RECT_WIDTH(m_rcDest), RECT_HEIGHT(m_rcDest), SRCCOPY);
|
||||
}
|
||||
NotifyRefreshNeeded();
|
||||
}
|
||||
|
||||
HBITMAP SelectionModel::GetBitmap()
|
||||
{
|
||||
return m_hBm;
|
||||
}
|
||||
|
||||
int SelectionModel::PtStackSize()
|
||||
{
|
||||
return m_iPtSP;
|
||||
}
|
||||
|
||||
void SelectionModel::DrawFramePoly(HDC hDCImage)
|
||||
{
|
||||
Poly(hDCImage, m_ptStack, m_iPtSP, 0, 0, 2, 0, FALSE, TRUE); /* draw the freehand selection inverted/xored */
|
||||
}
|
||||
|
||||
void SelectionModel::SetSrcAndDestRectFromPoints(POINT& ptFrom, POINT& ptTo)
|
||||
{
|
||||
m_rcDest.left = m_rcSrc.left = min(ptFrom.x, ptTo.x);
|
||||
m_rcDest.top = m_rcSrc.top = min(ptFrom.y, ptTo.y);
|
||||
m_rcDest.right = m_rcSrc.right = max(ptFrom.x, ptTo.x);
|
||||
m_rcDest.bottom = m_rcSrc.bottom = max(ptFrom.y, ptTo.y);
|
||||
}
|
||||
|
||||
void SelectionModel::SetSrcRectSizeToZero()
|
||||
{
|
||||
m_rcSrc.right = m_rcSrc.left;
|
||||
m_rcSrc.bottom = m_rcSrc.top;
|
||||
}
|
||||
|
||||
BOOL SelectionModel::IsSrcRectSizeNonzero()
|
||||
{
|
||||
return (RECT_WIDTH(m_rcSrc) != 0) && (RECT_HEIGHT(m_rcSrc) != 0);
|
||||
}
|
||||
|
||||
void SelectionModel::ModifyDestRect(POINT& ptDelta, int iAction)
|
||||
{
|
||||
POINT ptDeltaUsed;
|
||||
|
||||
switch (iAction)
|
||||
{
|
||||
case ACTION_MOVE: /* move selection */
|
||||
ptDeltaUsed.x = ptDelta.x;
|
||||
ptDeltaUsed.y = ptDelta.y;
|
||||
OffsetRect(&m_rcDest, ptDeltaUsed.x, ptDeltaUsed.y);
|
||||
break;
|
||||
case ACTION_RESIZE_TOP_LEFT: /* resize at upper left corner */
|
||||
ptDeltaUsed.x = min(ptDelta.x, RECT_WIDTH(m_rcDest) - 1);
|
||||
ptDeltaUsed.y = min(ptDelta.y, RECT_HEIGHT(m_rcDest) - 1);
|
||||
m_rcDest.left += ptDeltaUsed.x;
|
||||
m_rcDest.top += ptDeltaUsed.y;
|
||||
break;
|
||||
case ACTION_RESIZE_TOP: /* resize at top edge */
|
||||
ptDeltaUsed.x = ptDelta.x;
|
||||
ptDeltaUsed.y = min(ptDelta.y, RECT_HEIGHT(m_rcDest) - 1);
|
||||
m_rcDest.top += ptDeltaUsed.y;
|
||||
break;
|
||||
case ACTION_RESIZE_TOP_RIGHT: /* resize at upper right corner */
|
||||
ptDeltaUsed.x = max(ptDelta.x, -(RECT_WIDTH(m_rcDest) - 1));
|
||||
ptDeltaUsed.y = min(ptDelta.y, RECT_HEIGHT(m_rcDest) - 1);
|
||||
m_rcDest.top += ptDeltaUsed.y;
|
||||
m_rcDest.right += ptDeltaUsed.x;
|
||||
break;
|
||||
case ACTION_RESIZE_LEFT: /* resize at left edge */
|
||||
ptDeltaUsed.x = min(ptDelta.x, RECT_WIDTH(m_rcDest) - 1);
|
||||
ptDeltaUsed.y = ptDelta.y;
|
||||
m_rcDest.left += ptDeltaUsed.x;
|
||||
break;
|
||||
case ACTION_RESIZE_RIGHT: /* resize at right edge */
|
||||
ptDeltaUsed.x = max(ptDelta.x, -(RECT_WIDTH(m_rcDest) - 1));
|
||||
ptDeltaUsed.y = ptDelta.y;
|
||||
m_rcDest.right += ptDeltaUsed.x;
|
||||
break;
|
||||
case ACTION_RESIZE_BOTTOM_LEFT: /* resize at lower left corner */
|
||||
ptDeltaUsed.x = min(ptDelta.x, RECT_WIDTH(m_rcDest) - 1);
|
||||
ptDeltaUsed.y = max(ptDelta.y, -(RECT_HEIGHT(m_rcDest) - 1));
|
||||
m_rcDest.left += ptDeltaUsed.x;
|
||||
m_rcDest.bottom += ptDeltaUsed.y;
|
||||
break;
|
||||
case ACTION_RESIZE_BOTTOM: /* resize at bottom edge */
|
||||
ptDeltaUsed.x = ptDelta.x;
|
||||
ptDeltaUsed.y = max(ptDelta.y, -(RECT_HEIGHT(m_rcDest) - 1));
|
||||
m_rcDest.bottom += ptDeltaUsed.y;
|
||||
break;
|
||||
case ACTION_RESIZE_BOTTOM_RIGHT: /* resize at lower right corner */
|
||||
ptDeltaUsed.x = max(ptDelta.x, -(RECT_WIDTH(m_rcDest) - 1));
|
||||
ptDeltaUsed.y = max(ptDelta.y, -(RECT_HEIGHT(m_rcDest) - 1));
|
||||
m_rcDest.right += ptDeltaUsed.x;
|
||||
m_rcDest.bottom += ptDeltaUsed.y;
|
||||
break;
|
||||
}
|
||||
ptDelta.x -= ptDeltaUsed.x;
|
||||
ptDelta.y -= ptDeltaUsed.y;
|
||||
}
|
||||
|
||||
LONG SelectionModel::GetDestRectWidth()
|
||||
{
|
||||
return m_rcDest.right - m_rcDest.left;
|
||||
}
|
||||
|
||||
LONG SelectionModel::GetDestRectHeight()
|
||||
{
|
||||
return m_rcDest.bottom - m_rcDest.top;
|
||||
}
|
||||
|
||||
LONG SelectionModel::GetDestRectLeft()
|
||||
{
|
||||
return m_rcDest.left;
|
||||
}
|
||||
|
||||
LONG SelectionModel::GetDestRectTop()
|
||||
{
|
||||
return m_rcDest.top;
|
||||
}
|
||||
|
||||
void SelectionModel::DrawTextToolText(HDC hDCImage, COLORREF crFg, COLORREF crBg, BOOL bBgTransparent)
|
||||
{
|
||||
Text(hDCImage, m_rcDest.left, m_rcDest.top, m_rcDest.right, m_rcDest.bottom, crFg, crBg, textToolText, hfontTextFont, bBgTransparent);
|
||||
}
|
||||
|
||||
void SelectionModel::NotifyRefreshNeeded()
|
||||
{
|
||||
selectionWindow.SendMessage(WM_SELECTIONMODELREFRESHNEEDED);
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue