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dhewm3/neo/tools/comafx/DialogColorPicker.cpp
Timothee 'TTimo' Besset fb1609f554 hello world
2011-11-22 15:28:15 -06:00

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/*
===========================================================================
Doom 3 GPL Source Code
Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).
Doom 3 Source Code is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Doom 3 Source Code is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
===========================================================================
*/
#include "../../idlib/precompiled.h"
#pragma hdrstop
#include "../../sys/win32/rc/Radiant_resource.h"
#include "DialogColorPicker.h"
#ifdef ID_DEBUG_MEMORY
#undef new
#undef DEBUG_NEW
#define DEBUG_NEW new
#endif
// Old color picker
class CMyColorDialog : public CColorDialog
{
DECLARE_DYNCREATE(CMyColorDialog);
// Construction
public:
CMyColorDialog( COLORREF clrInit = 0, DWORD dwFlags = 0, CWnd *pParentWnd = NULL );
virtual int DoModal();
protected:
enum { NCUSTCOLORS = 16 };
static COLORREF c_CustColors[NCUSTCOLORS];
static COLORREF c_LastCustColors[NCUSTCOLORS];
static bool c_NeedToInitCustColors;
static void InitCustColors();
static void SaveCustColors();
// Dialog Data
//{{AFX_DATA(CMyColorDialog)
//}}AFX_DATA
protected:
// ClassWizard generate virtual function overrides
//{{AFX_VIRTUAL(CMyColorDialog)
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
//}}AFX_VIRTUAL
// Generated message map functions
//{{AFX_MSG(CMyColorDialog)
//}}AFX_MSG
DECLARE_MESSAGE_MAP()
};
IMPLEMENT_DYNCREATE( CMyColorDialog, CColorDialog )
bool CMyColorDialog::c_NeedToInitCustColors = true;
COLORREF CMyColorDialog::c_CustColors[];
COLORREF CMyColorDialog::c_LastCustColors[];
#define SECTION _T("Custom Colors")
void CMyColorDialog::InitCustColors() {
for ( int i = 0; i < NCUSTCOLORS; i++) {
CString entry;
entry.Format( "tool_color%d", i);
idCVar *cvar = cvarSystem->Find( entry );
if ( cvar ) {
c_LastCustColors[i] = c_CustColors[i] = cvar->GetInteger();
} else {
c_LastCustColors[i] = c_CustColors[i] = RGB( 255, 255, 255 );
}
}
c_NeedToInitCustColors= false;
}
void CMyColorDialog::SaveCustColors() {
for (int i = 0; i < NCUSTCOLORS; i++) {
if ( c_LastCustColors[i] != c_CustColors[i] ) {
CString entry;
entry.Format( "tool_color%d", i );
if ( c_CustColors[i] == RGB( 255, 255, 255 ) ) {
cvarSystem->SetCVarString( entry, "" );
} else {
cvarSystem->SetCVarString( entry, va( "%d", c_CustColors[i] ), CVAR_TOOL );
}
c_LastCustColors[i] = c_CustColors[i];
}
}
}
CMyColorDialog::CMyColorDialog( COLORREF clrInit, DWORD dwFlags,
CWnd* pParentWnd) : CColorDialog(clrInit,dwFlags,pParentWnd)
{
//{{AFX_DATA_INIT(CMyColorDialog)
//}}AFX_DATA_INIT
if (c_NeedToInitCustColors) {
InitCustColors();
}
m_cc.lpCustColors = c_CustColors;
}
int CMyColorDialog::DoModal() {
int code = CColorDialog::DoModal();
SaveCustColors();
return code;
}
void CMyColorDialog::DoDataExchange(CDataExchange* pDX) {
// overridden (calls this base class)
CColorDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CMyColorDialog)
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CMyColorDialog, CColorDialog)
//{{AFX_MSG_MAP(CMyColorDialog)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
COLORREF DoOldColor(COLORREF cr) {
CMyColorDialog dlg(cr, CC_FULLOPEN | CC_RGBINIT | CC_ANYCOLOR);
if (dlg.DoModal() == IDOK) {
return dlg.GetColor();
}
return cr;
}
// New color picker
// Original ColorPicker/DIB source by Rajiv Ramachandran <rrajivram@hotmail.com>
// included with Permission from the author
#define RADUIS 100
#define IN_NOTHING 0
#define IN_CIRCLE 1
#define IN_BRIGHT 2
#define IN_OVERBRIGHT 3
int Distance(CPoint pt1,CPoint pt2);
double Slope( CPoint pt1,CPoint pt2 ) {
double x,y;
y = pt2.y - pt1.y;
x = pt2.x - pt1.x;
if( x ) {
return y/x;
} else {
return BAD_SLOPE;
}
}
CPoint Intersection(LineDesc l1,LineDesc l2)
{
CPoint pt;
double x,y;
if(l1.slope == l2.slope)
{
// Parallel lines, no intersection
return CPoint(0,0);
}
else
if(l1.slope == BAD_SLOPE )
{
// First Line is vertical, eqn is x=0
// Put x = 0 in second line eqn to get y;
x = l1.x;
y = l2.slope * x + l2.c;
}
else
if(l2.slope == BAD_SLOPE)
{
// second line is vertical Equation of line is x=0;
// Put x = 0 in first line eqn to get y;
x = l2.x;
y = l1.slope * l2.x + l1.c;
}
else
{
y = ((l1.c * l2.slope) - (l2.c * l1.slope))/(l2.slope - l1.slope);
x = (y - l1.c)/l1.slope;
}
return CPoint((int)x,(int)y);
}
double FindC(LineDesc& l)
{
double c;
if(l.slope == BAD_SLOPE)
{
c = l.y;
}
else
{
c = l.y - l.slope * l.x;
}
return c;
}
CPoint PointOnLine(CPoint pt1,CPoint pt2,int len,int maxlen )
{
double x,y,m,a,c,C,A;
double a2,c2,m2,B;
CPoint opt = pt1;
CPoint pt;
pt1.y *= -1;
pt2.y *= -1;
a = (double)len;
if(pt2.x != pt1.x)
{
m = (double)(pt2.y - pt1.y)/(pt2.x - pt1.x);
m2 = m*m;
a2 = a*a;
c = (double)pt1.y - m * (double)pt1.x;
c2 = c*c;
A = 1.0;
x = pt1.x;
B = 2.0 * pt1.x;
x *= x;
C = x - a2/(m2 + 1);
x = (B + idMath::Sqrt(B*B - (4.0*A*C)))/(2.0*A);
y = m*x + c;
pt = CPoint((int)x,(int)y);
if(Distance(pt,pt1) > maxlen || Distance(pt,pt2) > maxlen)
{
x = (B - idMath::Sqrt(B*B - (4.0*A*C)))/(2.0 * A);
y = m*x + c;
pt = CPoint((int)x,(int)y);
}
}
else
{
a2 = a*a;
y = idMath::Sqrt(a2);
x = 0;
pt = CPoint((int)x,(int)y);
pt += pt1;
if(Distance(pt,pt1) > maxlen || Distance(pt,pt2) > maxlen)
{
y = -1.0 *y;
pt = CPoint((int)x,(int)y);
pt+=pt1;
}
}
pt.y *= -1;
return pt;
}
int Distance(CPoint pt1,CPoint pt2)
{
double a;
int x,y;
y = (pt1.y - pt2.y);
y *= y;
x = (pt1.x - pt2.x);
x *= x;
a = (double)x + (double)y ;
a = idMath::Sqrt(a);
return (int)a;
}
double AngleFromPoint(CPoint pt,CPoint center)
{
double x,y;
y = -1 * (pt.y - center.y);
x = pt.x - center.x;
if(x == 0 && y == 0)
{
return 0.0;
}
else
{
return atan2(y,x);
}
}
CPoint PtFromAngle(double angle,double sat,CPoint center)
{
angle = DEG2RAD(angle);
sat = TOSCALE(sat);
double x,y;
x = sat * cos(angle);
y = sat * sin(angle);
CPoint pt;
pt = CPoint((int)x,(int)y);
pt.y *= -1;
pt += center;
return pt;
}
RGBType HSVType::toRGB()
{
RGBType rgb;
if(!h && !s)
{
rgb.r = rgb.g = rgb.b = v;
}
double min,max,delta,hue;
max = v;
delta = (max * s)/255.0;
min = max - delta;
hue = h;
if(h > 300 || h <= 60)
{
rgb.r = (int)max;
if(h > 300)
{
rgb.g = (int)min;
hue = (hue - 360.0)/60.0;
rgb.b = (int)((hue * delta - min) * -1);
}
else
{
rgb.b = (int)min;
hue = hue / 60.0;
rgb.g = (int)(hue * delta + min);
}
}
else if(h > 60 && h < 180)
{
rgb.g = (int)max;
if(h < 120)
{
rgb.b = (int)min;
hue = (hue/60.0 - 2.0 ) * delta;
rgb.r = (int)(min - hue);
}
else
{
rgb.r = (int)min;
hue = (hue/60 - 2.0) * delta;
rgb.b = (int)(min + hue);
}
}
else
{
rgb.b = (int)max;
if(h < 240)
{
rgb.r = (int)min;
hue = (hue/60.0 - 4.0 ) * delta;
rgb.g = (int)(min - hue);
}
else
{
rgb.g = (int)min;
hue = (hue/60 - 4.0) * delta;
rgb.r = (int)(min + hue);
}
}
return rgb;
}
HSVType RGBType::toHSV()
{
HSVType hsv;
double min,max,delta,temp;
min = __min(r,__min(g,b));
max = __max(r,__max(g,b));
delta = max - min;
hsv.v = (int)max;
if(!delta)
{
hsv.h = hsv.s = 0;
}
else
{
temp = delta/max;
hsv.s = (int)(temp*255);
if(r == (int)max)
{
temp = (double)(g-b)/delta;
}
else
if(g == (int)max)
{
temp = 2.0 + ((double)(b-r)/delta);
}
else
{
temp = 4.0 + ((double)(r-g)/delta);
}
temp *= 60;
if(temp < 0)
{
temp+=360;
}
if(temp == 360)
{
temp = 0;
}
hsv.h = (int)temp;
}
return hsv;
}
/////////////////////////////////////////////////////////////////////////////
// CDialogColorPicker dialog
CDialogColorPicker::CDialogColorPicker( COLORREF c, CWnd* pParent /*=NULL*/)
: CDialog(CDialogColorPicker::IDD, pParent)
{
//{{AFX_DATA_INIT(CDialogColorPicker)
m_overBright = 0.0f;
//}}AFX_DATA_INIT
Vertex = CPoint(102,108);
Top = CPoint(102,9);
Left = CPoint(23,147);
Right = CPoint(181,147);
color.r = GetRValue(c);
color.g = GetGValue(c);
color.b = GetBValue(c);
m_OldColor = color;
hsvColor = color.toHSV();
m_bInMouse = FALSE;
m_bInitOver = FALSE;
m_bInDrawAll = FALSE;
overBright = 1.0f;
UpdateParent = NULL;
}
CDialogColorPicker::~CDialogColorPicker()
{
if(m_RgbBitmap.GetSafeHandle())
{
m_RgbBitmap.DeleteObject();
}
if(m_HsbBitmap.GetSafeHandle())
{
m_HsbBitmap.DeleteObject();
}
}
BEGIN_MESSAGE_MAP(CDialogColorPicker, CDialog)
//{{AFX_MSG_MAP(CDialogColorPicker)
ON_WM_LBUTTONDOWN()
ON_WM_LBUTTONUP()
ON_WM_MOUSEMOVE()
ON_WM_SYSCOLORCHANGE()
ON_WM_PAINT()
ON_EN_CHANGE(IDC_EDIT_BLUE, OnChangeEditBlue)
ON_EN_CHANGE(IDC_EDIT_GREEN, OnChangeEditGreen)
ON_EN_CHANGE(IDC_EDIT_HUE, OnChangeEditHue)
ON_EN_CHANGE(IDC_EDIT_RED, OnChangeEditRed)
ON_EN_CHANGE(IDC_EDIT_SAT, OnChangeEditSat)
ON_EN_CHANGE(IDC_EDIT_VAL, OnChangeEditVal)
ON_EN_CHANGE(IDC_EDIT_OVERBRIGHT, OnChangeEditOverbright)
ON_BN_CLICKED(IDC_BTN_OLDCOLOR, OnBtnColor)
ON_WM_TIMER()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CDialogColorPicker message handlers
void CDialogColorPicker::OnLButtonDown(UINT nFlags, CPoint point) {
if(hsbRect.PtInRect(point)) {
m_bInMouse = FALSE;
if(InCircle(point)) {
m_nMouseIn = IN_CIRCLE;
} else if (InBright(point)) {
m_nMouseIn = IN_BRIGHT;
} else if (InOverBright(point)) {
m_nMouseIn = IN_OVERBRIGHT;
} else {
m_nMouseIn = IN_NOTHING;
}
if(m_nMouseIn) {
SetCapture();
TrackPoint(point);
}
}
else if (rgbRect.PtInRect(point)) {
m_nMouseIn = IN_NOTHING;
if(rects[RED].PtInRect(point)) {
SetCapture();
m_bInMouse = TRUE;
nIndex = RED;
} else if (rects[GREEN].PtInRect(point)) {
SetCapture();
m_bInMouse = TRUE;
nIndex = GREEN;
} else if (rects[BLUE].PtInRect(point)) {
SetCapture();
m_bInMouse = TRUE;
nIndex = BLUE;
}
}
CDialog::OnLButtonDown(nFlags, point);
}
void CDialogColorPicker::OnLButtonUp(UINT nFlags, CPoint point)
{
if(GetCapture() == this)
{
ReleaseCapture();
m_bInMouse = FALSE;
}
CDialog::OnLButtonUp(nFlags, point);
}
void CDialogColorPicker::OnMouseMove(UINT nFlags, CPoint point)
{
if(GetCapture() == this && m_nMouseIn)
{
TrackPoint(point);
}
else if(GetCapture() == this && m_bInMouse)
{
double val;
BOOL bChange = FALSE;
if(nIndex == RED)
{
if(point.y > Vertex.y)
{
point.y = Vertex.y;
}
point.x = Vertex.x;
val = Distance(point,Vertex);
if(val > RedLen)
{
val = RedLen;
}
CClientDC dc(this);
DrawLines(&dc);
val = (val/RedLen)*255;
color.r = (int)val;
CPoint pt;
pt = PointOnLine(Vertex,Top,(color.r*RedLen)/255,RedLen);
rects[RED] = CRect(pt.x - RECT_WIDTH ,pt.y-RECT_WIDTH ,pt.x+RECT_WIDTH ,pt.y+RECT_WIDTH );
CalcCuboid();
DrawLines(&dc);
bChange = TRUE;
}
else if(nIndex == GREEN)
{
if(point.x > Vertex.x)
{
point.x = Vertex.x;
}
point.y = rects[GREEN].top + RECT_WIDTH;
val = Distance(point,Vertex);
if(val > GreenLen)
{
val = GreenLen;
}
CClientDC dc(this);
DrawLines(&dc);
val = (val/GreenLen)*255;
color.g = (int)val;
CPoint pt;
pt = PointOnLine(Vertex,Left,(color.g*GreenLen)/255,GreenLen);
rects[GREEN] = CRect(pt.x - RECT_WIDTH ,pt.y-RECT_WIDTH ,pt.x+RECT_WIDTH ,pt.y+RECT_WIDTH );
CalcCuboid();
DrawLines(&dc);
bChange = TRUE;
}
else if(nIndex == BLUE)
{
if(point.x < Vertex.x)
{
point.x = Vertex.x;
}
point.y = rects[BLUE].top + RECT_WIDTH;
val = Distance(point,Vertex);
if(val > BlueLen)
{
val = BlueLen;
}
CClientDC dc(this);
DrawLines(&dc);
val = (val/BlueLen)*255;
color.b = (int)val;
CPoint pt;
pt = PointOnLine(Vertex,Right,(color.b*GreenLen)/255,BlueLen);
rects[BLUE] = CRect(pt.x - RECT_WIDTH ,pt.y-RECT_WIDTH ,pt.x+RECT_WIDTH ,pt.y+RECT_WIDTH );
CalcCuboid();
DrawLines(&dc);
bChange = TRUE;
}
if(bChange)
{
hsvColor = color.toHSV();
SetEditVals();
CClientDC dc(this);
DrawMarkers(&dc);
CalcRects();
SetDIBPalette();
InvalidateRect(&brightRect,FALSE);
DrawHSB(&dc);
}
}
CDialog::OnMouseMove(nFlags, point);
}
void CDialogColorPicker::OnPaint()
{
CPaintDC dc(this); // device context for painting
DrawHSB(&dc);
DrawRGB(&dc);
}
BOOL CDialogColorPicker::OnInitDialog()
{
CDialog::OnInitDialog();
GetDlgItem(IDC_STATIC_RGB_RECT)->GetWindowRect(&rgbRect);
GetDlgItem(IDC_STATIC_HSB_RECT)->GetWindowRect(&hsbRect);
ScreenToClient(&rgbRect);
ScreenToClient(&hsbRect);
GetDlgItem(IDC_STATIC_NEWCOLOR)->GetWindowRect(&NewColorRect);
ScreenToClient(&NewColorRect);
CWindowDC dc(NULL);
CSize bmSize;
// Set Up HSB
memDC.CreateCompatibleDC(&dc);
LoadMappedBitmap(m_HsbBitmap,IDB_BITMAP_HSB,bmSize);
hsbWidth = bmSize.cx;
hsbHeight = bmSize.cy;
hsbRect.InflateRect(-5,-5);
hsbRect.top += 20;
hsbRect.left += 10;
m_Centre = CPoint(RADIUS,RADIUS);
m_Centre += CPoint(hsbRect.left,hsbRect.top);
brightRect = CRect(hsbRect.left+hsbWidth+20,hsbRect.top,hsbRect.left+hsbWidth+20+20,hsbRect.top + hsbHeight);
overBrightRect = brightRect;
overBrightRect.OffsetRect(brightRect.Width() + 5, 0);
CreateBrightDIB();
CalcRects();
SetDIBPalette();
// Set Up RGB
LoadMappedBitmap(m_RgbBitmap,IDB_BITMAP_RGB,bmSize);
rgbWidth = bmSize.cx;
rgbHeight = bmSize.cy;
rgbRect.InflateRect(-5,-5);
rgbRect.top+=10;
rgbRect.left-=3;
CPoint pt = CPoint(rgbRect.left,rgbRect.top);
Top += pt;
Left += pt;
Right += pt;
Vertex += pt;
// TODO: Add your specialized code here and/or call the base class
RedLen = Distance(Vertex,Top);
GreenLen = Distance(Vertex,Left);
BlueLen = Distance(Vertex,Right);
CalcSlopes();
CalcCuboid();
SetSpinVals();
SetEditVals();
m_bInitOver = TRUE;
SetTimer(0, 50, NULL);
return TRUE; // return TRUE unless you set the focus to a control
// EXCEPTION: OCX Property Pages should return FALSE
}
void CDialogColorPicker::DrawMarkers(CDC *pDC)
{
if(m_CurrentRect.Width())
{
CPen *oldPen;
CBrush *oldBrush;
int oldMode;
CRect cr = m_CurrentRect;
oldPen = (CPen *)pDC->SelectStockObject(WHITE_PEN);
oldBrush = (CBrush *)pDC->SelectStockObject(NULL_BRUSH);
oldMode = pDC->SetROP2(R2_XORPEN);
pDC->Rectangle(&cr);
CPen pen;
pen.CreatePen(PS_SOLID,2,RGB(255,255,255));
pDC->SelectObject(&pen);
pDC->Rectangle(&brightMark);
pDC->SelectObject(oldPen);
pDC->SelectObject(oldBrush);
pDC->SetROP2(oldMode);
pen.DeleteObject();
}
}
BOOL CDialogColorPicker::InCircle(CPoint pt)
{
return Distance(pt,m_Centre) <= RADIUS;
}
BOOL CDialogColorPicker::InBright(CPoint pt)
{
return brightRect.PtInRect(pt);
}
BOOL CDialogColorPicker::InOverBright(CPoint pt)
{
return overBrightRect.PtInRect(pt);
}
void CDialogColorPicker::TrackPoint(CPoint pt)
{
if(m_nMouseIn == IN_CIRCLE)
{
CClientDC dc(this);
DrawMarkers(&dc);
hsvColor.h = (int)RAD2DEG(AngleFromPoint(pt,m_Centre));
if(hsvColor.h < 0)
{
hsvColor.h += 360;
}
hsvColor.s = (int)SCALETOMAX(Distance(pt,m_Centre));
if(hsvColor.s > 255) hsvColor.s = 255;
SetDIBPalette();
CalcRects();
InvalidateRect(&brightRect,FALSE);
DrawMarkers(&dc);
color = hsvColor.toRGB();
SetEditVals();
DrawLines(&dc);
CalcCuboid();
DrawRGB(&dc);
}
else if(m_nMouseIn == IN_BRIGHT)
{
double d;
d = brightRect.bottom - pt.y;
d *= 255;
d /= brightRect.Height();
if(d < 0 ) d = 0;
if(d > 255) d = 255;
CClientDC dc(this);
DrawMarkers(&dc);
hsvColor.v = (int)d;
CalcRects();
DrawMarkers(&dc);
color = hsvColor.toRGB();
SetEditVals();
DrawLines(&dc);
CalcCuboid();
DrawRGB(&dc);
}
}
void CDialogColorPicker::CreateBrightDIB()
{
CDIB& d = m_BrightDIB;
d.Create(brightRect.Width(),brightRect.Height(),8);
for(int i=0; i < d.Height(); i++)
{
memset(d.GetLinePtr(i),i,d.Width());
}
}
void CDialogColorPicker::SetDIBPalette()
{
BYTE palette[768],*p;
HSVType h = hsvColor;
double d;
d = 255.0/brightRect.Height();
p = palette;
for(int i=brightRect.Height()-1; i >= 0 ;i--,p+=3)
{
h.v = (int)((double)i * d);
RGBType rgb = h.toRGB();
p[0] = rgb.r;
p[1] = rgb.g;
p[2] = rgb.b;
}
m_BrightDIB.SetPalette(palette);
}
void CDialogColorPicker::CalcRects()
{
CPoint pt;
pt = PtFromAngle(hsvColor.h,hsvColor.s,m_Centre);
m_CurrentRect = CRect(pt.x - RECT_WIDTH,pt.y - RECT_WIDTH,pt.x+RECT_WIDTH,pt.y + RECT_WIDTH);
int y;
y = (int)(((double)hsvColor.v/255)*brightRect.Height());
y = brightRect.bottom - y;
brightMark = CRect(brightRect.left - 2, y - 4, brightRect.right+2,y+4);
}
void CDialogColorPicker::DrawHSB(CDC *pDC)
{
if(m_HsbBitmap.GetSafeHandle())
{
CBitmap *pOldBitmap ;
pOldBitmap = (CBitmap *)memDC.SelectObject(&m_HsbBitmap);
pDC->BitBlt(hsbRect.left,hsbRect.top,hsbWidth,hsbHeight,&memDC,0,0,SRCCOPY);
m_BrightDIB.BitBlt(pDC->m_hDC,brightRect.left,brightRect.top,brightRect.Width(),brightRect.Height(),0,0);
DrawMarkers(pDC);
memDC.SelectObject(pOldBitmap);
}
}
void CDialogColorPicker::DrawRGB(CDC *pDC)
{
if(m_RgbBitmap.GetSafeHandle())
{
CBitmap *pOldBitmap ;
pOldBitmap = (CBitmap *)memDC.SelectObject(&m_RgbBitmap);
pDC->BitBlt(rgbRect.left,rgbRect.top,rgbWidth,rgbHeight,&memDC,0,0,SRCCOPY);
DrawLines(pDC);
memDC.SelectObject(pOldBitmap);
}
}
void CDialogColorPicker::DrawLines(CDC *pDC)
{
CPoint pt[3];
pt[0] = PointOnLine(Vertex,Top,(color.r*RedLen)/255,RedLen);
pt[1] = PointOnLine(Vertex,Left,(color.g*GreenLen)/255,GreenLen);
pt[2] = PointOnLine(Vertex,Right,(color.b*BlueLen)/255,BlueLen);
COLORREF col = RGB(255,255,255);
CRect cr;
for(int i = 0; i < 3; i++ ) {
cr = CRect(pt[i].x - RECT_WIDTH ,pt[i].y-RECT_WIDTH ,pt[i].x+RECT_WIDTH ,pt[i].y+RECT_WIDTH );
rects[i] = cr;
DrawXorRect(pDC,cr);
}
CPen *oldPen;
int oldMode;
oldPen = (CPen *)pDC->SelectStockObject(WHITE_PEN);
oldMode = pDC->SetROP2(R2_XORPEN);
/*
Draw the following lines :
1 -2
2 -3
3 - 4
4- 5
5 -2
5 - 6
6-7
7-4
*/
pDC->MoveTo(m_Cuboid[1]);
pDC->LineTo(m_Cuboid[2]);
pDC->LineTo(m_Cuboid[3]);
pDC->LineTo(m_Cuboid[4]);
pDC->LineTo(m_Cuboid[5]);
pDC->LineTo(m_Cuboid[2]);
pDC->MoveTo(m_Cuboid[5]);
pDC->LineTo(m_Cuboid[6]);
pDC->LineTo(m_Cuboid[7]);
pDC->LineTo(m_Cuboid[4]);
pDC->MoveTo(m_Cuboid[1]);
pDC->LineTo(m_Cuboid[6]);
pDC->SelectObject(oldPen);
pDC->SetROP2(oldMode);
DrawFilledColor(pDC,NewColorRect,color.color());
}
void CDialogColorPicker::DrawXorRect(CDC *pDC,CRect& cr)
{
CPen pen,*oldPen;
CBrush *oldBrush;
int oldMode;
pen.CreatePen(PS_SOLID,1,RGB(255,255,255));
oldPen = (CPen *)pDC->SelectObject(&pen);
oldBrush = (CBrush *)pDC->SelectStockObject(NULL_BRUSH);
oldMode =pDC->SetROP2(R2_XORPEN);
pDC->Rectangle(&cr);
pDC->SetROP2(oldMode);
pDC->SelectObject(oldPen);
pDC->SelectObject(oldBrush);
pen.DeleteObject();
}
void CDialogColorPicker::CalcSlopes()
{
lines[RED].slope = Slope(Top,Vertex);
lines[GREEN].slope = Slope(Left,Vertex);
lines[BLUE].slope = Slope(Right,Vertex);
int i;
for( i = 0; i < 3; i++ ) {
lines[i].x = Vertex.x;
lines[i].y = Vertex.y;
lines[i].c = FindC(lines[i]);
}
}
/*
Cuboid points
0 = vertex
1 = Red Axis
2 = Red Green Intersection
3 = Green Axis
4 = Blue Green Intersection
5 = Blue Green Red Intersection
6 = Red Blue Intersection
7 = Blue Axis
Draw the following lines :
1 -2
2 -3
3 - 4
4- 5
5 -2
5 - 6
6-7
7-4
*/
void CDialogColorPicker::CalcCuboid()
{
double rLen,gLen,bLen;
rLen = (double)(color.r*RedLen)/255;
gLen = (double)(color.g*GreenLen)/255;
bLen = (double)(color.b*BlueLen)/255;
LineDesc l[12];
m_Cuboid[0] = Vertex;
m_Cuboid[1] = PointOnLine(Vertex,Top,(int)rLen,RedLen);
m_Cuboid[3] = PointOnLine(Vertex,Left,(int)gLen,GreenLen);
m_Cuboid[7] = PointOnLine(Vertex,Right,(int)bLen,BlueLen);
l[0] = lines[RED];
l[1] = lines[GREEN];
l[2] = lines[BLUE];
l[3].slope = lines[GREEN].slope;
l[3].x = m_Cuboid[1].x;
l[3].y = m_Cuboid[1].y;
l[3].c = FindC(l[3]);
l[4].slope = lines[RED].slope;
l[4].x = m_Cuboid[3].x;
l[4].y = m_Cuboid[3].y;
l[4].c = FindC(l[4]);
l[5].slope = lines[BLUE].slope;
l[5].x = m_Cuboid[3].x;
l[5].y = m_Cuboid[3].y;
l[5].c = FindC(l[5]);
l[6].slope = lines[GREEN].slope;
l[6].x = m_Cuboid[7].x;
l[6].y = m_Cuboid[7].y;
l[6].c = FindC(l[6]);
l[10].slope = lines[BLUE].slope;
l[10].x = m_Cuboid[1].x;
l[10].y = m_Cuboid[1].y;
l[10].c = FindC(l[10]);
l[11].slope = lines[RED].slope;
l[11].x = m_Cuboid[7].x;
l[11].y = m_Cuboid[7].y;
l[11].c = FindC(l[11]);
m_Cuboid[2] = Intersection(l[3],l[4]);
m_Cuboid[4] = Intersection(l[5],l[6]);
m_Cuboid[6] = Intersection(l[10],l[11]);
l[7].slope = lines[RED].slope;
l[7].x = m_Cuboid[4].x;
l[7].y = m_Cuboid[4].y;
l[7].c = FindC(l[7]);
l[8].slope = lines[BLUE].slope;
l[8].x = m_Cuboid[2].x;
l[8].y = m_Cuboid[2].y;
l[8].c = FindC(l[8]);
m_Cuboid[5] = Intersection(l[7],l[8]);
}
void CDialogColorPicker::SetSpinVals()
{
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_RED))->SetRange(0,255);
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_GREEN))->SetRange(0,255);
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_BLUE))->SetRange(0,255);
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_HUE))->SetRange(0,360);
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_SAT))->SetRange(0,255);
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_VAL))->SetRange(0,255);
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_OVERBRIGHT))->SetRange(0,1023);
}
void CDialogColorPicker::SetEditVals()
{
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_RED))->SetPos(color.r);
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_GREEN))->SetPos(color.g);
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_BLUE))->SetPos(color.b);
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_HUE))->SetPos(hsvColor.h);
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_SAT))->SetPos(hsvColor.s);
((CSpinButtonCtrl *)GetDlgItem(IDC_SPIN_VAL))->SetPos(hsvColor.v);
}
void CDialogColorPicker::OnChangeEditBlue()
{
int b;
b = GetDlgItemInt(IDC_EDIT_BLUE);
if( b != color.b && m_bInitOver)
{
color.b = b;
if(color.b < 0) color.b = 0;
if(color.b > 255) color.b = 255;
hsvColor = color.toHSV();
DrawAll();
}
}
void CDialogColorPicker::OnChangeEditGreen()
{
int g;
g = GetDlgItemInt(IDC_EDIT_GREEN);
if(g != color.g && m_bInitOver)
{
color.g = g;
if(color.g < 0) color.g = 0;
if(color.g > 255) color.g = 255;
hsvColor = color.toHSV();
DrawAll();
}
}
void CDialogColorPicker::OnChangeEditRed()
{
int r;
r = GetDlgItemInt(IDC_EDIT_RED);
if(r != color.r && m_bInitOver)
{
color.r = r;
if(color.r < 0) color.r = 0;
if(color.r > 255) color.r = 255;
hsvColor = color.toHSV();
DrawAll();
}
}
void CDialogColorPicker::OnChangeEditHue()
{
int h;
h = GetDlgItemInt(IDC_EDIT_HUE);
if(h != hsvColor.h && m_bInitOver)
{
hsvColor.h = h;
if(hsvColor.h < 0) hsvColor.h = 0;
if(hsvColor.h > 359) hsvColor.h = 359;
color = hsvColor.toRGB();
DrawAll();
}
}
void CDialogColorPicker::OnChangeEditSat()
{
int s;
s = GetDlgItemInt(IDC_EDIT_SAT);
if(s != hsvColor.s && m_bInitOver)
{
hsvColor.s = s;
if(hsvColor.s < 0) hsvColor.s = 0;
if(hsvColor.s > 255) hsvColor.s = 255;
color = hsvColor.toRGB();
DrawAll();
}
}
void CDialogColorPicker::OnChangeEditVal()
{
int v;
v = GetDlgItemInt(IDC_EDIT_VAL);
if(v != hsvColor.v && m_bInitOver)
{
hsvColor.v = v;
if(hsvColor.v < 0) hsvColor.v = 0;
if(hsvColor.v > 255) hsvColor.v = 255;
color = hsvColor.toRGB();
DrawAll();
}
}
void CDialogColorPicker::OnChangeEditOverbright() {
CString str;
GetDlgItemText(IDC_EDIT_OVERBRIGHT, str);
if(m_bInitOver) {
overBright = atof(str);
}
}
void CDialogColorPicker::DrawAll()
{
if(m_bInitOver && !m_bInDrawAll)
{
CClientDC dc(this);
DrawMarkers(&dc);
DrawLines(&dc);
m_bInDrawAll = TRUE;
CalcCuboid();
CalcRects();
SetDIBPalette();
DrawRGB(&dc);
DrawHSB(&dc);
SetEditVals();
m_bInDrawAll = FALSE;
}
}
void CDialogColorPicker::DrawFilledColor(CDC *pDC,CRect cr,COLORREF c)
{
pDC->FillSolidRect(&cr,c);
pDC->Draw3dRect(&cr,RGB(0,0,0),RGB(0,0,0));
cr.InflateRect(-1,-1);
pDC->Draw3dRect(&cr,RGB(192,192,192),RGB(128,128,128));
}
void CDialogColorPicker::LoadMappedBitmap(CBitmap& bitmap,UINT nIdResource,CSize& size)
{
CBitmap *pOldBitmap;
if(bitmap.GetSafeHandle()) bitmap.DeleteObject();
if(bitmap.LoadBitmap(nIdResource))
{
int width,height;
BITMAP bmInfo;
::GetObject(bitmap.m_hObject,sizeof(bmInfo),&bmInfo);
width = bmInfo.bmWidth;
height = bmInfo.bmHeight;
COLORREF colorWindow = ::GetSysColor(COLOR_3DFACE);
COLORREF sourceColor = RGB(192,192,192);
pOldBitmap = (CBitmap *)memDC.SelectObject(&bitmap);
int i,j;
for(i=0; i < height; i++)
{
for(j=0; j < width; j++)
{
if(memDC.GetPixel(j,i) == sourceColor)
{
memDC.SetPixel(j,i,colorWindow);
}
}
}
memDC.SelectObject(&pOldBitmap);
size = CSize(width,height);
}
}
void CDialogColorPicker::OnSysColorChange()
{
CSize size;
LoadMappedBitmap(m_HsbBitmap,IDB_BITMAP_HSB,size);
LoadMappedBitmap(m_RgbBitmap,IDB_BITMAP_RGB,size);
}
void CDialogColorPicker::OnTimer(UINT nIDEvent) {
if ( UpdateParent ) {
UpdateParent( color.r, color.g, color.b, 1.0f );
}
}
void CDialogColorPicker::OnBtnColor() {
COLORREF cr = DoOldColor(GetColor());
color.r = GetRValue(cr);
color.g = GetGValue(cr);
color.b = GetBValue(cr);
hsvColor = color.toHSV();
DrawAll();
}
bool DoNewColor( int* i1, int* i2, int* i3, float *overBright, void (*Update)( float, float, float, float ) ) {
COLORREF cr = (*i1) + ((*i2) <<8) + ((*i3) <<16);
CDialogColorPicker dlg( cr );
//CMyColorDialog dlg(cr, CC_FULLOPEN | CC_RGBINIT | CC_ANYCOLOR);
dlg.UpdateParent = Update;
if ( dlg.DoModal() == IDOK ) {
*i1 = (dlg.GetColor() & 255);
*i2 = ((dlg.GetColor() >> 8) & 255);
*i3 = ((dlg.GetColor() >> 16) & 255);
*overBright = dlg.GetOverBright();
return true;
}
return false;
}
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