src/generic/colrdlgg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        colrdlgg.cpp
   3 // Purpose:     Choice dialogs
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "colrdlgg.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24 #include <stdio.h>
  25 #include <stdio.h>
  26 #include "wx/utils.h"
  27 #include "wx/intl.h"
  28 #include "wx/dialog.h"
  29 #include "wx/listbox.h"
  30 #include "wx/button.h"
  31 #include "wx/stattext.h"
  32 #include "wx/layout.h"
  33 #include "wx/dcclient.h"
  34 #include "wx/slider.h"
  35 #endif
  36
  37 #include "wx/generic/colrdlgg.h"
  38
  39 #if !USE_SHARED_LIBRARY
  40 IMPLEMENT_DYNAMIC_CLASS(wxGenericColourDialog, wxDialog)
  41
  42 BEGIN_EVENT_TABLE(wxGenericColourDialog, wxDialog)
  43         EVT_BUTTON(wxID_ADD_CUSTOM, wxGenericColourDialog::OnAddCustom)
  44         EVT_SLIDER(wxID_RED_SLIDER, wxGenericColourDialog::OnRedSlider)
  45         EVT_SLIDER(wxID_GREEN_SLIDER, wxGenericColourDialog::OnGreenSlider)
  46         EVT_SLIDER(wxID_BLUE_SLIDER, wxGenericColourDialog::OnBlueSlider)
  47         EVT_PAINT(wxGenericColourDialog::OnPaint)
  48         EVT_MOUSE_EVENTS(wxGenericColourDialog::OnMouseEvent)
  49 END_EVENT_TABLE()
  50
  51 #endif
  52
  53 /*
  54  * Generic wxColourDialog
  55  */
  56
  57 #define NUM_COLS 48
  58 static wxString wxColourDialogNames[NUM_COLS]={"ORANGE",
  59                                     "GOLDENROD",
  60                                     "WHEAT",
  61                                     "SPRING GREEN",
  62                                     "SKY BLUE",
  63                                     "SLATE BLUE",
  64                                     "MEDIUM VIOLET RED",
  65                                     "PURPLE",
  66
  67                                     "RED",
  68                                     "YELLOW",
  69                                     "MEDIUM SPRING GREEN",
  70                                     "PALE GREEN",
  71                                     "CYAN",
  72                                     "LIGHT STEEL BLUE",
  73                                     "ORCHID",
  74                                     "LIGHT MAGENTA",
  75
  76                                     "BROWN",
  77                                     "YELLOW",
  78                                     "GREEN",
  79                                     "CADET BLUE",
  80                                     "MEDIUM BLUE",
  81                                     "MAGENTA",
  82                                     "MAROON",
  83                                     "ORANGE RED",
  84
  85                                     "FIREBRICK",
  86                                     "CORAL",
  87                                     "FOREST GREEN",
  88                                     "AQUAMARINE",
  89                                     "BLUE",
  90                                     "NAVY",
  91                                     "THISTLE",
  92                                     "MEDIUM VIOLET RED",
  93
  94                                     "INDIAN RED",
  95                                     "GOLD",
  96                                     "MEDIUM SEA GREEN",
  97                                     "MEDIUM BLUE",
  98                                     "MIDNIGHT BLUE",
  99                                     "GREY",
 100                                     "PURPLE",
 101                                     "KHAKI",
 102
 103                                     "BLACK",
 104                                     "MEDIUM FOREST GREEN",
 105                                     "KHAKI",
 106                                     "DARK GREY",
 107                                     "SEA GREEN",
 108                                     "LIGHT GREY",
 109                                     "MEDIUM SLATE BLUE",
 110                                     "WHITE"
 111                                     };
 112
 113 wxGenericColourDialog::wxGenericColourDialog(void)
 114 {
 115   dialogParent = NULL;
 116   whichKind = 1;
 117   colourSelection = 0;
 118 }
 119
 120 wxGenericColourDialog::wxGenericColourDialog(wxWindow *parent, wxColourData *data):
 121   wxDialog(parent, -1, "Colour", wxPoint(0, 0), wxSize(900, 900), wxDEFAULT_DIALOG_STYLE|wxDIALOG_MODAL)
 122 {
 123   whichKind = 1;
 124   colourSelection = 0;
 125   Create(parent, data);
 126 }
 127
 128 wxGenericColourDialog::~wxGenericColourDialog(void)
 129 {
 130 }
 131
 132 bool wxGenericColourDialog::OnClose(void)
 133 {
 134   Show(FALSE);
 135   return FALSE;
 136 }
 137
 138 bool wxGenericColourDialog::Create(wxWindow *parent, wxColourData *data)
 139 {
 140   dialogParent = parent;
 141
 142   if (data)
 143     colourData = *data;
 144
 145   InitializeColours();
 146   CalculateMeasurements();
 147   CreateWidgets();
 148
 149   return TRUE;
 150 }
 151
 152 int wxGenericColourDialog::ShowModal(void)
 153 {
 154   return wxDialog::ShowModal();
 155 }
 156
 157
 158 // Internal functions
 159 void wxGenericColourDialog::OnMouseEvent(wxMouseEvent& event)
 160 {
 161   if (event.ButtonDown(1))
 162   {
 163     int x = (int)event.GetX();
 164     int y = (int)event.GetY();
 165
 166     if ((x >= standardColoursRect.x && x <= (standardColoursRect.x + standardColoursRect.width)) &&
 167         (y >= standardColoursRect.y && y <= (standardColoursRect.y + standardColoursRect.height)))
 168     {
 169       int selX = (int)(x - standardColoursRect.x)/(smallRectangleSize.x + gridSpacing);
 170       int selY = (int)(y - standardColoursRect.y)/(smallRectangleSize.y + gridSpacing);
 171       int ptr = (int)(selX + selY*8);
 172       OnBasicColourClick(ptr);
 173     }
 174     else if ((x >= customColoursRect.x && x <= (customColoursRect.x + customColoursRect.width)) &&
 175         (y >= customColoursRect.y && y <= (customColoursRect.y + customColoursRect.height)))
 176     {
 177       int selX = (int)(x - customColoursRect.x)/(smallRectangleSize.x + gridSpacing);
 178       int selY = (int)(y - customColoursRect.y)/(smallRectangleSize.y + gridSpacing);
 179       int ptr = (int)(selX + selY*8);
 180       OnCustomColourClick(ptr);
 181     }
 182   }
 183 }
 184
 185 void wxGenericColourDialog::OnPaint(wxPaintEvent& event)
 186 {
 187   wxDialog::OnPaint(event);
 188
 189   wxPaintDC dc(this);
 190
 191   PaintBasicColours(dc);
 192   PaintCustomColours(dc);
 193   PaintCustomColour(dc);
 194   PaintHighlight(dc, TRUE);
 195 }
 196
 197 void wxGenericColourDialog::CalculateMeasurements(void)
 198 {
 199   smallRectangleSize.x = 18;
 200   smallRectangleSize.y = 14;
 201   customRectangleSize.x = 40;
 202   customRectangleSize.y = 40;
 203
 204   gridSpacing = 6;
 205   sectionSpacing = 15;
 206
 207   standardColoursRect.x = 10;
 208   standardColoursRect.y = 15;
 209   standardColoursRect.width = (8*smallRectangleSize.x) + (7*gridSpacing);
 210   standardColoursRect.height = (6*smallRectangleSize.y) + (5*gridSpacing);
 211
 212   customColoursRect.x = standardColoursRect.x;
 213   customColoursRect.y = standardColoursRect.y + standardColoursRect.height  + 20;
 214   customColoursRect.width = (8*smallRectangleSize.x) + (7*gridSpacing);
 215   customColoursRect.height = (2*smallRectangleSize.y) + (1*gridSpacing);
 216
 217   singleCustomColourRect.x = customColoursRect.width + customColoursRect.x + sectionSpacing;
 218   singleCustomColourRect.y = 80;
 219   singleCustomColourRect.width = customRectangleSize.x;
 220   singleCustomColourRect.height = customRectangleSize.y;
 221
 222   okButtonX = 10;
 223   customButtonX = singleCustomColourRect.x ;
 224   buttonY = customColoursRect.y + customColoursRect.height + 10;
 225 }
 226
 227 void wxGenericColourDialog::CreateWidgets(void)
 228 {
 229   wxBeginBusyCursor();
 230
 231   wxButton *okButton = new wxButton(this, wxID_OK, _("OK"), wxPoint(okButtonX, buttonY));
 232   int bw, bh;
 233   okButton->GetSize(&bw, &bh);
 234
 235   (void) new wxButton(this, wxID_CANCEL, _("Cancel"), wxPoint(okButtonX + bw + 20, buttonY));
 236   (void) new wxButton(this, wxID_ADD_CUSTOM, _("Add to custom colours"),
 237      wxPoint(customButtonX, buttonY));
 238
 239   int sliderX = singleCustomColourRect.x + singleCustomColourRect.width + sectionSpacing;
 240 #ifdef __X__
 241   int sliderSpacing = 75;
 242   int sliderHeight = 160;
 243 #else
 244   int sliderSpacing = 45;
 245   int sliderHeight = 160;
 246 #endif
 247
 248   redSlider = new wxSlider(this, wxID_RED_SLIDER, 0, 0, 255,
 249    wxPoint(sliderX, 10), wxSize(-1, sliderHeight), wxVERTICAL|wxSL_LABELS);
 250   greenSlider = new wxSlider(this, wxID_GREEN_SLIDER, 0, 0, 255,
 251    wxPoint(sliderX + sliderSpacing, 10), wxSize(-1, sliderHeight), wxVERTICAL|wxSL_LABELS);
 252   blueSlider = new wxSlider(this, wxID_BLUE_SLIDER, 0, 0, 255,
 253    wxPoint(sliderX + 2*sliderSpacing, 10), wxSize(-1, sliderHeight), wxVERTICAL|wxSL_LABELS);
 254
 255   SetClientSize(sliderX + 3*sliderSpacing, buttonY + 40);
 256   okButton->SetDefault();
 257
 258   Centre(wxBOTH);
 259
 260   wxEndBusyCursor();
 261 }
 262
 263 void wxGenericColourDialog::InitializeColours(void)
 264 {
 265   int i;
 266   for (i = 0; i < 48; i++)
 267   {
 268     wxColour *col = wxTheColourDatabase->FindColour(wxColourDialogNames[i]);
 269     if (col)
 270       standardColours[i].Set(col->Red(), col->Green(), col->Blue());
 271     else
 272       standardColours[i].Set(0, 0, 0);
 273   }
 274
 275   for (i = 0; i < 16; i++)
 276     customColours[i] =
 277 /*
 278 #ifndef __VMS__
 279      (wxColour&)
 280 #endif
 281 */
 282        colourData.GetCustomColour(i);
 283
 284   singleCustomColour.Set(0, 0, 0);
 285 }
 286
 287 void wxGenericColourDialog::PaintBasicColours(wxDC& dc)
 288 {
 289   dc.BeginDrawing();
 290
 291   int i;
 292   for (i = 0; i < 6; i++)
 293   {
 294     int j;
 295     for (j = 0; j < 8; j++)
 296     {
 297       int ptr = i*8 + j;
 298
 299       int x = (j*(smallRectangleSize.x+gridSpacing) + standardColoursRect.x);
 300       int y = (i*(smallRectangleSize.y+gridSpacing) + standardColoursRect.y);
 301
 302       dc.SetPen(*wxBLACK_PEN);
 303       wxBrush brush(standardColours[ptr], wxSOLID);
 304       dc.SetBrush(brush);
 305
 306       dc.DrawRectangle( x, y, smallRectangleSize.x, smallRectangleSize.y);
 307     }
 308   }
 309   dc.EndDrawing();
 310 }
 311
 312 void wxGenericColourDialog::PaintCustomColours(wxDC& dc)
 313 {
 314   dc.BeginDrawing();
 315
 316   int i;
 317   for (i = 0; i < 2; i++)
 318   {
 319     int j;
 320     for (j = 0; j < 8; j++)
 321     {
 322       int ptr = i*8 + j;
 323
 324       int x = (j*(smallRectangleSize.x+gridSpacing)) + customColoursRect.x;
 325       int y = (i*(smallRectangleSize.y+gridSpacing)) + customColoursRect.y;
 326
 327       dc.SetPen(*wxBLACK_PEN);
 328
 329       wxBrush brush(customColours[ptr], wxSOLID);
 330       dc.SetBrush(brush);
 331
 332       dc.DrawRectangle( x, y, smallRectangleSize.x, smallRectangleSize.y);
 333     }
 334   }
 335   dc.EndDrawing();
 336 }
 337
 338 void wxGenericColourDialog::PaintHighlight(wxDC& dc, bool draw)
 339 {
 340   dc.BeginDrawing();
 341
 342   // Number of pixels bigger than the standard rectangle size
 343   // for drawing a highlight
 344   int deltaX = 2;
 345   int deltaY = 2;
 346
 347   if (whichKind == 1)
 348   {
 349     // Standard colours
 350     int y = (int)(colourSelection / 8);
 351     int x = (int)(colourSelection - (y*8));
 352
 353     x = (x*(smallRectangleSize.x + gridSpacing) + standardColoursRect.x) - deltaX;
 354     y = (y*(smallRectangleSize.y + gridSpacing) + standardColoursRect.y) - deltaY;
 355
 356     if (draw)
 357       dc.SetPen(*wxBLACK_PEN);
 358     else
 359       dc.SetPen(*wxLIGHT_GREY_PEN);
 360
 361     dc.SetBrush(*wxTRANSPARENT_BRUSH);
 362     dc.DrawRectangle( x, y, (smallRectangleSize.x + (2*deltaX)), (smallRectangleSize.y + (2*deltaY)));
 363   }
 364   else
 365   {
 366     // User-defined colours
 367     int y = (int)(colourSelection / 8);
 368     int x = (int)(colourSelection - (y*8));
 369
 370     x = (x*(smallRectangleSize.x + gridSpacing) + customColoursRect.x) - deltaX;
 371     y = (y*(smallRectangleSize.y + gridSpacing) + customColoursRect.y) - deltaY;
 372
 373     if (draw)
 374       dc.SetPen(*wxBLACK_PEN);
 375     else
 376       dc.SetPen(*wxLIGHT_GREY_PEN);
 377
 378     dc.SetBrush(*wxTRANSPARENT_BRUSH);
 379     dc.DrawRectangle( x, y, (smallRectangleSize.x + (2*deltaX)), (smallRectangleSize.y + (2*deltaY)));
 380   }
 381
 382   dc.EndDrawing();
 383 }
 384
 385 void wxGenericColourDialog::PaintCustomColour(wxDC& dc)
 386 {
 387   dc.BeginDrawing();
 388
 389   dc.SetPen(*wxBLACK_PEN);
 390
 391   wxBrush *brush = new wxBrush(singleCustomColour, wxSOLID);
 392   dc.SetBrush(*brush);
 393
 394   dc.DrawRectangle( singleCustomColourRect.x, singleCustomColourRect.y,
 395                     customRectangleSize.x, customRectangleSize.y);
 396
 397   dc.SetBrush(wxNullBrush);
 398   delete brush;
 399
 400   dc.EndDrawing();
 401 }
 402
 403 void wxGenericColourDialog::OnBasicColourClick(int which)
 404 {
 405   wxClientDC dc(this);
 406
 407   PaintHighlight(dc, FALSE);
 408   whichKind = 1;
 409   colourSelection = which;
 410   colourData.SetColour(standardColours[colourSelection]);
 411
 412   PaintHighlight(dc, TRUE);
 413 }
 414
 415 void wxGenericColourDialog::OnCustomColourClick(int which)
 416 {
 417   wxClientDC dc(this);
 418   PaintHighlight(dc, FALSE);
 419   whichKind = 2;
 420   colourSelection = which;
 421   colourData.SetColour(customColours[colourSelection]);
 422
 423   PaintHighlight(dc, TRUE);
 424 }
 425
 426 /*
 427 void wxGenericColourDialog::OnOk(void)
 428 {
 429   Show(FALSE);
 430 }
 431
 432 void wxGenericColourDialog::OnCancel(void)
 433 {
 434   colourDialogCancelled = TRUE;
 435   Show(FALSE);
 436 }
 437 */
 438
 439 void wxGenericColourDialog::OnAddCustom(wxCommandEvent& WXUNUSED(event))
 440 {
 441   wxClientDC dc(this);
 442   if (whichKind != 2)
 443   {
 444     PaintHighlight(dc, FALSE);
 445     whichKind = 2;
 446     colourSelection = 0;
 447     PaintHighlight(dc, TRUE);
 448   }
 449
 450   customColours[colourSelection].Set(singleCustomColour.Red(), singleCustomColour.Green(), singleCustomColour.Blue());
 451   colourData.SetColour(customColours[colourSelection]);
 452   colourData.SetCustomColour(colourSelection, customColours[colourSelection]);
 453
 454   PaintCustomColours(dc);
 455 }
 456
 457 void wxGenericColourDialog::OnRedSlider(wxCommandEvent& WXUNUSED(event))
 458 {
 459   if (!redSlider)
 460     return;
 461
 462   wxClientDC dc(this);
 463   singleCustomColour.Set(redSlider->GetValue(), singleCustomColour.Green(), singleCustomColour.Blue());
 464   PaintCustomColour(dc);
 465 }
 466
 467 void wxGenericColourDialog::OnGreenSlider(wxCommandEvent& WXUNUSED(event))
 468 {
 469   if (!greenSlider)
 470     return;
 471
 472   wxClientDC dc(this);
 473   singleCustomColour.Set(singleCustomColour.Red(), greenSlider->GetValue(), singleCustomColour.Blue());
 474   PaintCustomColour(dc);
 475 }
 476
 477 void wxGenericColourDialog::OnBlueSlider(wxCommandEvent& WXUNUSED(event))
 478 {
 479   if (!blueSlider)
 480     return;
 481
 482   wxClientDC dc(this);
 483   singleCustomColour.Set(singleCustomColour.Red(), singleCustomColour.Green(), blueSlider->GetValue());
 484   PaintCustomColour(dc);
 485 }
 486
 487