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FCP.FormColorWheel.pas
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unit FCP.FormColorWheel;
interface
uses
// Win API
Winapi.Windows, Winapi.Messages,
// System
System.SysUtils, System.Variants, System.Classes, System.Actions,
// VCL
Vcl.Graphics, Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.ActnList, Vcl.ExtCtrls, Vcl.StdCtrls, Vcl.Buttons, Vcl.Menus,
// JPLib
JPL.Strings, JPL.Conversion, JPL.Colors, JPL.Math, JPL.IniFile,
// JPPack
JPP.ColorSwatch, JPP.BasicSpeedButton, JPP.PngButton, JPP.SimplePanel, JPP.ColorComboBox, JPP.Panel, JPP.ColorListBox, JPP.BasicPanel,
// JPModLib
JPPegtopTrackBars,
// GDI+
GdiPlus, GdiPlusHelpers,
// SpTBX
SpTBXEditors, TB2Item, SpTBXItem,
// FCP
FCP.Types, FCP.Shared, FCP.AppStrings;
type
TFormColorWheel = class(TForm)
Actions: TActionList;
actEsc: TAction;
pnMain: TJppSimplePanel;
pnColors: TJppSimplePanel;
pnTriad: TJppSimplePanel;
imgTriad: TImage;
pnTetrad: TJppSimplePanel;
imgTetrad: TImage;
lblTriadicColorsTitle: TLabel;
lblTetradicColorsTitle: TLabel;
pnTriad_Distance: TJppSimplePanel;
spedDegDist_Triad: TSpTBXSpinEdit;
lblTriadDist: TLabel;
chTriadComplementary: TCheckBox;
cswTriad1: TJppColorSwatchEx;
cswTriad2: TJppColorSwatchEx;
pnTetrad_Distance: TJppSimplePanel;
spedDegDist_Tetrad: TSpTBXSpinEdit;
lblTetradDist: TLabel;
cswTetrad1: TJppColorSwatchEx;
cswTetrad2: TJppColorSwatchEx;
cswTetrad3: TJppColorSwatchEx;
pnComplementaryColor: TJppSimplePanel;
cswComp: TJppColorSwatchEx;
pnCurrentColor: TJppSimplePanel;
lblSelectedColorTitle: TLabel;
cswCurrentColor: TJppColorSwatchEx;
cswCurrentColor2: TJppColorSwatchEx;
cswCurrentColor3: TJppColorSwatchEx;
tbHue: TJPPegtopTrackBar;
cswTriad1_2: TJppColorSwatchEx;
cswTriad2_2: TJppColorSwatchEx;
cswTetrad1_2: TJppColorSwatchEx;
cswTetrad2_2: TJppColorSwatchEx;
cswTetrad3_2: TJppColorSwatchEx;
cswComp_2: TJppColorSwatchEx;
lblComplementaryColorTitle: TLabel;
pnColorPaletteTitle: TJppBasicPanel;
lblColors: TLabel;
clbColors: TJppColorListBox;
btnAddToList_TriadicColors: TJppPngButton;
btnAddToList_TetradicColors: TJppPngButton;
actAddToList_TriadicColors: TAction;
actAddToList_TetradicColors: TAction;
pnButtons: TJppSimplePanel;
btnClearColors: TJppPngButton;
btnClose: TJppPngButton;
lblAddPos: TLabel;
cbAddPos: TComboBox;
btnAdd: TJppPngButton;
actClearColors: TAction;
actClose: TAction;
actAdd: TAction;
imgHue: TImage;
actSelectAll: TAction;
actInvertSelection: TAction;
actDeleteSelected: TAction;
popColorList: TSpTBXPopupMenu;
SpTBXItem1: TSpTBXItem;
SpTBXItem2: TSpTBXItem;
SpTBXItem3: TSpTBXItem;
SpTBXSeparatorItem1: TSpTBXSeparatorItem;
SpTBXItem4: TSpTBXItem;
procedure actAddExecute(Sender: TObject);
procedure actAddToList_TetradicColorsExecute(Sender: TObject);
procedure actAddToList_TriadicColorsExecute(Sender: TObject);
procedure actClearColorsExecute(Sender: TObject);
procedure actCloseExecute(Sender: TObject);
procedure actDeleteSelectedExecute(Sender: TObject);
procedure actEscExecute(Sender: TObject);
procedure actInvertSelectionExecute(Sender: TObject);
procedure actSelectAllExecute(Sender: TObject);
procedure chTriadComplementaryClick(Sender: TObject);
procedure cswCompGetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswCurrentColorSelectedColorChanged(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure cswCurrentColor2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswCurrentColor2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswCurrentColor3GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswCurrentColor3GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswCurrentColorBtnChangeColorClick(Sender: TObject);
procedure cswTetrad1GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTetrad1_2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTetrad1_2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTetrad2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTetrad2_2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTetrad2_2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTetrad3GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTetrad3_2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTetrad3_2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTriad1GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTriad1_2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTriad1_2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTriad2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTriad2_2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure cswTriad2_2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
procedure FormClose(Sender: TObject; var Action: TCloseAction);
procedure tbHueScroll(Sender: TObject; ScrollCode: TJPPegtopScrollCode; var ScrollPos: Integer);
procedure UpdateColorControls;
procedure PrepareControls;
procedure SetLang;
procedure InitControls;
procedure InitCtrls(Sender: TObject);
procedure UpdateColorCountLabel;
procedure SaveSettingsToIni;
procedure LoadSettingsFromIni;
procedure spedDegDist_TetradValueChanged(Sender: TObject);
procedure spedDegDist_TriadValueChanged(Sender: TObject);
//procedure DrawHueBar(Bmp: TBitmap; BorderColor: TColor = clNone); // moved to FCP.Shared
procedure DrawImgHue;
private
bUpdatingControls: Boolean;
FCurrentColor: TColor;
procedure SetCurrentColor(const Value: TColor);
public
property CurrentColor: TColor read FCurrentColor write SetCurrentColor;
end;
procedure DrawColorWheel(Image: TImage; const CurrentColor: TColor; bTriadic, bTetradic: Boolean; DegShift: integer;
bDrawAxes: Boolean; bDrawDiagonals, bShowComplementaryColor: Boolean);
var
FormColorWheel: TFormColorWheel;
implementation
uses
FCP.FormMain, FCP.FormPaletteEditor;
{$R *.dfm}
procedure TFormColorWheel.FormCreate(Sender: TObject);
begin
Caption := 'Color Wheel';
PrepareModuleStrings_ColorWheel;
PrepareControls;
LoadSettingsFromIni;
SetCurrentColor(cswCurrentColor.SelectedColor);
InitControls;
end;
procedure TFormColorWheel.FormClose(Sender: TObject; var Action: TCloseAction);
begin
SaveSettingsToIni;
end;
{$region ' PrepareControls '}
procedure TFormColorWheel.PrepareControls;
begin
pnMain.Align := alClient;
pnMain.Appearance.BorderStyle := psClear;
//pnComplementaryColor.Appearance.DrawBottomBorder := False;
lblColors.Align := alClient;
clbColors.Align := alClient;
clbColors.Clear;
cswCurrentColor.ButtonChangeColor.PngImage.Assign(FormMain.PngCollection.GetPngImageByName('Colors'));
cswCurrentColor.ButtonCopyColor.PngImage.Assign(FormMain.PngCollection.GetPngImageByName('Copy'));
cswCurrentColor.ButtonPasteColor.PngImage.Assign(FormMain.PngCollection.GetPngImageByName('Paste'));
cswTriad1_2.ButtonCopyColor.PngImage.Assign(FormMain.PngCollection.GetPngImageByName('Copy'));
cswTriad2_2.ButtonCopyColor.PngImage.Assign(FormMain.PngCollection.GetPngImageByName('Copy'));
cswTetrad1_2.ButtonCopyColor.PngImage.Assign(FormMain.PngCollection.GetPngImageByName('Copy'));
cswTetrad2_2.ButtonCopyColor.PngImage.Assign(FormMain.PngCollection.GetPngImageByName('Copy'));
cswTetrad3_2.ButtonCopyColor.PngImage.Assign(FormMain.PngCollection.GetPngImageByName('Copy'));
cswComp_2.ButtonCopyColor.PngImage.Assign(FormMain.PngCollection.GetPngImageByName('Copy'));
cswCurrentColor.ButtonChangeColor.Appearance.Assign(FormMain.sbtnT1.Appearance, True);
cswCurrentColor.ButtonCopyColor.Appearance.Assign(FormMain.sbtnT1.Appearance, True);
cswCurrentColor.ButtonPasteColor.Appearance.Assign(FormMain.sbtnT1.Appearance, True);
cswTriad1_2.ButtonCopyColor.Appearance.Assign(FormMain.sbtnT1.Appearance, True);
cswTriad2_2.ButtonCopyColor.Appearance.Assign(FormMain.sbtnT1.Appearance, True);
cswTetrad1_2.ButtonCopyColor.Appearance.Assign(FormMain.sbtnT1.Appearance, True);
cswTetrad2_2.ButtonCopyColor.Appearance.Assign(FormMain.sbtnT1.Appearance, True);
cswTetrad3_2.ButtonCopyColor.Appearance.Assign(FormMain.sbtnT1.Appearance, True);
cswComp_2.ButtonCopyColor.Appearance.Assign(FormMain.sbtnT1.Appearance, True);
btnAddToList_TriadicColors.Appearance.Assign(FormMain.btnT1.Appearance);
btnAddToList_TetradicColors.Appearance.Assign(FormMain.btnT1.Appearance);
btnAdd.Appearance.Assign(FormMain.btnT1.Appearance);
btnClose.Appearance.Assign(FormMain.btnT1.Appearance);
btnClearColors.Appearance.Assign(FormMain.btnT1.Appearance);
DrawImgHue;
end;
{$endregion PrepareControls}
{$region ' SetLang '}
procedure TFormColorWheel.SetLang;
var
x: integer;
begin
Caption := lsWheel.GetString('Caption', Caption);
cswCurrentColor.ButtonChangeColor.Hint := lsMain.GetString('ButtonChangeColor', 'Change color...');
cswCurrentColor.ButtonCopyColor.Hint := lsMain.GetString('ButtonCopyColor', 'Copy color to the clipboard');
cswCurrentColor.ButtonPasteColor.Hint := lsMain.GetString('ButtonPasteColor', 'Paste color from the clipboard');
cswTriad1_2.ButtonCopyColor.Hint := lsMain.GetString('ButtonCopyColor', 'Copy color to the clipboard');
cswTriad2_2.ButtonCopyColor.Hint := lsMain.GetString('ButtonCopyColor', 'Copy color to the clipboard');
cswTetrad1_2.ButtonCopyColor.Hint := lsMain.GetString('ButtonCopyColor', 'Copy color to the clipboard');
cswTetrad2_2.ButtonCopyColor.Hint := lsMain.GetString('ButtonCopyColor', 'Copy color to the clipboard');
cswTetrad3_2.ButtonCopyColor.Hint := lsMain.GetString('ButtonCopyColor', 'Copy color to the clipboard');
cswComp_2.ButtonCopyColor.Hint := lsMain.GetString('ButtonCopyColor', 'Copy color to the clipboard');
tbHue.LabelCaption := lsWheel.GetString('Hue', 'Hue') + ': <pos>' + DEG;
lblAddPos.Caption := lsMain.GetString('lblAddPos', lblAddPos.Caption);
x := cbAddPos.ItemIndex;
cbAddPos.Items.Clear;
cbAddPos.Items.Add(lsMain.GetString('AddPos_Top', 'At the top'));
cbAddPos.Items.Add(lsMain.GetString('AddPos_End', 'At the end'));
cbAddPos.ItemIndex := x;
TAppHelper.CheckForm(TFormPaletteEditor);
actSelectAll.Caption := FormPaletteEditor.actSelectAll.Caption;
actSelectAll.Hint := FormPaletteEditor.actSelectAll.Hint;
actInvertSelection.Caption := FormPaletteEditor.actInvertSelection.Caption;
actInvertSelection.Hint := FormPaletteEditor.actInvertSelection.Hint;
actDeleteSelected.Caption := FormPaletteEditor.actDeleteSelected.Caption;
actDeleteSelected.Hint := FormPaletteEditor.actDeleteSelected.Hint;
InitControls;
end;
{$endregion SetLang}
procedure TFormColorWheel.InitControls;
var
xCount: integer;
begin
bUpdatingControls := True;
try
xCount := clbColors.Count;
actClearColors.Enabled := xCount > 0;
actAdd.Enabled := xCount > 0;
cbAddPos.Enabled := xCount > 0;
lblAddPos.Enabled := xCount > 0;
actSelectAll.Enabled := (clbColors.SelCount <> xCount) and (xCount > 0);
actInvertSelection.Enabled := xCount > 0;
actDeleteSelected.Enabled := clbColors.SelCount > 0;
UpdateColorCountLabel;
finally
bUpdatingControls := False;
end;
end;
procedure TFormColorWheel.InitCtrls(Sender: TObject);
begin
InitControls;
end;
procedure TFormColorWheel.actAddToList_TriadicColorsExecute(Sender: TObject);
var
cl, clBg, clFont: TColor;
ColorName, sDist, sCurrentColor: string;
begin
clbColors.BeginUpdate;
try
clBg := cswCurrentColor.SelectedColor;
clFont := GetSimilarColor(clBg, 70, False);
clBg := GetSimilarColor2(clBg, 70);
sDist := itos(spedDegDist_Triad.IntValue);
sCurrentColor := ColorToRgbIntStr(cswCurrentColor.SelectedColor);
cl := cswTriad1.SelectedColor;
ColorName := 'Triadic1 for (' + sCurrentColor + '), dist: ' + sDist;
clbColors.AddColor(cl, ColorName, clBg, clFont);
cl := cswTriad2.SelectedColor;
ColorName := 'Triadic2 for (' + sCurrentColor + '), dist: ' + sDist;
clbColors.AddColor(cl, ColorName, clBg, clFont);
finally
clbColors.ScrollToLast;
clbColors.EndUpdate;
InitControls;
end;
end;
procedure TFormColorWheel.actAddToList_TetradicColorsExecute(Sender: TObject);
var
cl, clBg, clFont: TColor;
ColorName, sDist, sCurrentColor: string;
begin
clbColors.BeginUpdate;
try
clBg := cswCurrentColor.SelectedColor;
clFont := GetSimilarColor(clBg, 70, False);
clBg := GetSimilarColor2(clBg, 70);
sDist := itos(spedDegDist_Tetrad.IntValue);
sCurrentColor := ColorToRgbIntStr(cswCurrentColor.SelectedColor);
cl := cswTetrad1.SelectedColor;
ColorName := 'Tetradic1 for (' + sCurrentColor + '), dist: ' + sDist;
clbColors.AddColor(cl, ColorName, clBg, clFont);
cl := cswTetrad2.SelectedColor;
ColorName := 'Tetradic2 for (' + sCurrentColor + '), dist: ' + sDist;
clbColors.AddColor(cl, ColorName, clBg, clFont);
cl := cswTetrad3.SelectedColor;
ColorName := 'Tetradic3 for (' + sCurrentColor + '), dist: ' + sDist;
clbColors.AddColor(cl, ColorName, clBg, clFont);
finally
clbColors.ScrollToLast;
clbColors.EndUpdate;
InitControls;
end;
end;
procedure TFormColorWheel.actAddExecute(Sender: TObject);
var
bEnd: Boolean;
begin
if clbColors.Count = 0 then Exit;
bEnd := cbAddPos.ItemIndex = 1;
FormMain.clbColors.AddColorsFromColorListBox(clbColors, bEnd);
FormMain.UpdateColorPaletteCount;
if bEnd then FormMain.clbColors.ScrollToLast else FormMain.clbColors.ScrollToFirst;
end;
procedure TFormColorWheel.actClearColorsExecute(Sender: TObject);
begin
clbColors.Clear;
InitControls;
end;
procedure TFormColorWheel.actCloseExecute(Sender: TObject);
begin
Close;
end;
{$region ' INI: Load & Save settings '}
procedure TFormColorWheel.SaveSettingsToIni;
var
Ini: TJPIniFile;
Section: TJPIniSection;
begin
Ini := TJPIniFile.Create(AP.IniFile, TEncoding.UTF8, True);
try
Section := Ini.GetSection(INI_SECTION_COLOR_WHEEL, True);
TAppHelper.IniSection := Section;
if Section = nil then Exit;
TAppHelper.WriteSpinEditIntValue(spedDegDist_Triad);
TAppHelper.WriteCheckboxState(chTriadComplementary);
TAppHelper.WriteSpinEditIntValue(spedDegDist_Tetrad);
TAppHelper.WriteColorSwatchColor(cswCurrentColor);
TAppHelper.WriteComboBoxIndexName(cbAddPos, ['AtTop', 'AtEnd']);
Ini.UpdateFile;
finally
Ini.Free;
TAppHelper.NilIniSection;
end;
end;
procedure TFormColorWheel.LoadSettingsFromIni;
var
Ini: TJPIniFile;
Section: TJPIniSection;
begin
if not FileExists(AP.IniFile) then Exit;
bUpdatingControls := True;
Ini := TJPIniFile.Create(AP.IniFile, TEncoding.UTF8, True);
try
Section := Ini.GetSection(INI_SECTION_COLOR_WHEEL, False);
TAppHelper.IniSection := Section;
if Section = nil then Exit;
TAppHelper.ReadSpinEditIntValue(spedDegDist_Triad);
TAppHelper.ReadCheckboxState(chTriadComplementary);
TAppHelper.ReadSpinEditIntValue(spedDegDist_Tetrad);
TAppHelper.ReadColorSwatchColor(cswCurrentColor);
TAppHelper.ReadComboBoxIndexByName(cbAddPos, ['AtTop', 'AtEnd'], 0);
finally
Ini.Free;
TAppHelper.NilIniSection;
bUpdatingControls := False;
end;
end;
{$endregion INI: Load & Save settings}
procedure TFormColorWheel.SetCurrentColor(const Value: TColor);
begin
if FCurrentColor = Value then Exit;
FCurrentColor := Value;
if bUpdatingControls then Exit;
bUpdatingControls := True;
try
cswCurrentColor.SelectedColor := FCurrentColor;
tbHue.Position := GetHueCssValue(FCurrentColor);
finally
bUpdatingControls := False;
end;
UpdateColorControls;
end;
procedure TFormColorWheel.cswCurrentColorSelectedColorChanged(Sender: TObject);
begin
if bUpdatingControls then Exit;
bUpdatingControls := True;
try
tbHue.Position := GetHueCssValue(cswCurrentColor.SelectedColor);
finally
bUpdatingControls := False;
end;
UpdateColorControls;
end;
procedure TFormColorWheel.tbHueScroll(Sender: TObject; ScrollCode: TJPPegtopScrollCode; var ScrollPos: Integer);
begin
if bUpdatingControls then Exit;
UpdateColorControls;
end;
{$region ' GetColorStrValue '}
procedure TFormColorWheel.cswCompGetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := InsertNumSep(ColorStr, ' ', 2, 2);
end;
procedure TFormColorWheel.cswCurrentColor2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HTML: ' + InsertNumSep(ColorToHtmlColorStr(AColor, '#'), ' ', 2, 2);
end;
procedure TFormColorWheel.cswCurrentColor2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'RGB: ' + ColorToRgbIntStr(AColor, 3, '0', ',');
end;
procedure TFormColorWheel.cswCurrentColor3GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL WIN: ' + ColorToHslWinStr(AColor, False, 0, ' ');
end;
procedure TFormColorWheel.cswCurrentColor3GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL CSS: ' + ColorToHslCssStr(AColor, True, 0, ' ');
end;
procedure TFormColorWheel.cswTetrad1GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := InsertNumSep(ColorStr, ' ', 2, 2);
end;
procedure TFormColorWheel.cswTetrad1_2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL WIN: ' + ColorToHslWinStr(AColor, False, 0, ' ');
end;
procedure TFormColorWheel.cswTetrad1_2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL CSS: ' + ColorToHslCssStr(AColor, True, 0, ' ');
end;
procedure TFormColorWheel.cswTetrad2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := InsertNumSep(ColorStr, ' ', 2, 2);
end;
procedure TFormColorWheel.cswTetrad2_2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL WIN: ' + ColorToHslWinStr(AColor, False, 0, ' ');
end;
procedure TFormColorWheel.cswTetrad2_2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL CSS: ' + ColorToHslCssStr(AColor, True, 0, ' ');
end;
procedure TFormColorWheel.cswTetrad3GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := InsertNumSep(ColorStr, ' ', 2, 2);
end;
procedure TFormColorWheel.cswTetrad3_2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL WIN: ' + ColorToHslWinStr(AColor, False, 0, ' ');
end;
procedure TFormColorWheel.cswTetrad3_2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL CSS: ' + ColorToHslCssStr(AColor, True, 0, ' ');
end;
procedure TFormColorWheel.cswTriad1GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := InsertNumSep(ColorStr, ' ', 2, 2);
end;
procedure TFormColorWheel.cswTriad1_2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL WIN: ' + ColorToHslWinStr(AColor, False, 0, ' ');
end;
procedure TFormColorWheel.cswTriad1_2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL CSS: ' + ColorToHslCssStr(AColor, True, 0, ' ');
end;
procedure TFormColorWheel.cswTriad2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := InsertNumSep(ColorStr, ' ', 2, 2);
end;
procedure TFormColorWheel.cswTriad2_2GetBottomColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL WIN: ' + ColorToHslWinStr(AColor, False, 0, ' ');
end;
procedure TFormColorWheel.cswTriad2_2GetTopColorStrValue(const AColor: TColor; var ColorStr, Prefix, Suffix: string);
begin
ColorStr := 'HSL CSS: ' + ColorToHslCssStr(AColor, True, 0, ' ');
end;
{$endregion GetColorStrValue}
procedure TFormColorWheel.actEscExecute(Sender: TObject);
begin
Close;
end;
procedure TFormColorWheel.chTriadComplementaryClick(Sender: TObject);
begin
if bUpdatingControls then Exit;
UpdateColorControls;
end;
procedure TFormColorWheel.cswCurrentColorBtnChangeColorClick(Sender: TObject);
var
cl: TColor;
begin
cl := cswCurrentColor.SelectedColor;
if not EditColor(cl) then Exit;
cswCurrentColor.SelectedColor := cl;
SwitchFormTop(Self);
CurrentColor := cl;
end;
procedure TFormColorWheel.spedDegDist_TetradValueChanged(Sender: TObject);
begin
if bUpdatingControls then Exit;
UpdateColorControls;
end;
procedure TFormColorWheel.spedDegDist_TriadValueChanged(Sender: TObject);
begin
if bUpdatingControls then Exit;
UpdateColorControls;
end;
procedure TFormColorWheel.DrawImgHue;
var
Bmp: TBitmap;
begin
Bmp := TBitmap.Create;
try
Bmp.PixelFormat := pf24bit;
Bmp.SetSize(imgHue.Width, imgHue.Height);
DrawHueBar(Bmp, clGray);
imgHue.Canvas.Draw(0, 0, Bmp);
finally
Bmp.Free;
end;
end;
procedure TFormColorWheel.UpdateColorCountLabel;
begin
lblColors.Caption := lsWheel.GetString('Colors', 'Colors') + ' (' + itos(clbColors.Count) + ')';
end;
{$region ' UpdateColorControls '}
procedure TFormColorWheel.UpdateColorControls;
var
DegDist: integer;
begin
bUpdatingControls := True;
try
//CurrentColor := cswCurrentColor.SelectedColor;
CurrentColor := SetHueCssValue(CurrentColor, tbHue.Position);
cswCurrentColor.SelectedColor := CurrentColor;
cswCurrentColor2.SelectedColor := CurrentColor;
cswCurrentColor3.SelectedColor := CurrentColor;
cswComp.SelectedColor := ComplementaryColor(CurrentColor);
cswComp_2.SelectedColor := cswComp.SelectedColor;
DegDist := Round(spedDegDist_Triad.Value);
cswTriad1.SelectedColor := TriadicColor1(CurrentColor, DegDist);
cswTriad1_2.SelectedColor := cswTriad1.SelectedColor;
cswTriad2.SelectedColor := TriadicColor2(CurrentColor, DegDist);
cswTriad2_2.SelectedColor := cswTriad2.SelectedColor;
DegDist := Round(spedDegDist_Tetrad.Value);
cswTetrad1.SelectedColor := TetradicColor1(CurrentColor, DegDist);
cswTetrad1_2.SelectedColor := cswTetrad1.SelectedColor;
cswTetrad2.SelectedColor := TetradicColor2(CurrentColor);
cswTetrad2_2.SelectedColor := cswTetrad2.SelectedColor;
cswTetrad3.SelectedColor := TetradicColor3(CurrentColor, DegDist);
cswTetrad3_2.SelectedColor := cswTetrad3.SelectedColor;
finally
bUpdatingControls := False;
end;
DrawColorWheel(imgTriad, cswCurrentColor.SelectedColor, True, False, Round(spedDegDist_Triad.Value), True, False, chTriadComplementary.Checked);
DrawColorWheel(imgTetrad, cswCurrentColor.SelectedColor, False, True, Round(spedDegDist_Tetrad.Value), True, False, False);
end;
{$endregion UpdateColorControls}
{$region ' DrawColorWheel '}
procedure DrawColorWheel(Image: TImage; const CurrentColor: TColor; bTriadic, bTetradic: Boolean; DegShift: integer;
bDrawAxes: Boolean; bDrawDiagonals, bShowComplementaryColor: Boolean);
const
DEG = '°';
var
bmp: TBitmap;
xWidth, xHeight, i, xPies: integer;
gr: IGPGraphics;
Pen: IGPPen;
Brush: IGPBrush;
Margin, Radius, Hue, Sweep: Single;
halfW, halfH: Single;
SelColHue, SelColSat, SelColLum, CompColHue: integer;
RectF: TGPRectF;
AngleStart, AngleSweep, DeltaHue: Single;
cl, clBg, clCurrent, clTriad1, clTriad2, clComplementary, clTetrad1, clTetrad2, clTetrad3: TColor;
//pt1, pt2: TGPPointF;
dxr, fi: Single;
s: string;
xt, yt, xDegShift: integer;
const
DashValues: array [0..1] of Single = (4, 4);
function GPColor(Color: TColor; Alpha: Byte = 255): TGPColor;
begin
Result.Initialize(Alpha, GetRValue(Color), GetGValue(Color), GetBValue(Color));
end;
{$region ' DrawHueLine '}
procedure DrawHueLine(const HueValue: Single; const AColor: TColor; const LineWidth: Single; bDashed: Boolean = False);
var
pt1, pt2: TGPPointF;
begin
gr.ResetTransform;
gr.TranslateTransform(halfW, halfH);
gr.ScaleTransform(1, -1);
Pen.Color := GPColor(AColor, 220);
Pen.Width := LineWidth;
if bDashed then Pen.SetDashPattern(DashValues)
else Pen.DashStyle := DashStyleSolid;
pt1.X := 0;
pt1.Y := 0;
fi := 90 - HueValue;
dxr := Radius + 0;
pt2.X := dxr * CosDeg(fi);
pt2.Y := dxr * SinDeg(fi);
gr.DrawLine(Pen, pt1, pt2);
end;
{$endregion DrawHueLine}
{$region ' DrawHuePolygon '}
procedure DrawHuePolygon(const Arr: array of Single; const AColor: TColor; const LineWidth: Single);
var
Points: array of TGPPointF;
i: integer;
begin
if Length(Arr) = 0 then Exit;
SetLength(Points, Length(Arr));
for i := 0 to High(Arr) do
begin
fi := 90 - Arr[i];
Points[i].X := Radius * CosDeg(fi);
Points[i].Y := Radius * SinDeg(fi);
end;
Pen.Color := GPColor(AColor, 255);
Pen.Width := LineWidth;
Pen.SetDashPattern(DashValues);
gr.DrawPolygon(Pen, Points);
end;
{$endregion DrawHuePolygon}
{$region ' DrawHuePoint '}
procedure DrawHuePoint(const Hue: Single; AColor: TColor);
// var
// FontFamily: IGPFontFamily;
// Font: IGPFont;
var
pt1: TGPPointF;
begin
gr.ResetTransform;
gr.TranslateTransform(halfW, halfH);
gr.ScaleTransform(1, -1);
// ------ punkt rodkowy okrêgu ---------------
fi := 90 - Hue;
pt1.X := Radius * CosDeg(fi);
pt1.Y := Radius * SinDeg(fi);
dxr := 4;
RectF.X := pt1.X - dxr;
RectF.Y := pt1.Y - dxr;
RectF.Width := dxr * 2;
RectF.Height := dxr * 2;
Brush := nil;
Brush := TGPSolidBrush.Create(GPColor(AColor, 140));
Pen.Width := 2;
Pen.Color := GPColor(clBlack, 255);
Pen.DashStyle := DashStyleSolid;
gr.DrawEllipse(Pen, RectF);
gr.FillEllipse(Brush, RectF);
end;
{$endregion DrawHuePoint}
begin
bmp := TBitmap.Create;
try
xWidth := Image.Width;
xHeight := Image.Height;
bmp.SetSize(xWidth, xHeight);
bmp.PixelFormat := pf32bit;
halfW := xWidth / 2;
halfH := xHeight / 2;
Margin := 38;
xPies := 360;
clCurrent := CurrentColor;
clComplementary := ComplementaryColor(clCurrent);
clBg := clWhite; //ColorSetPercentPale(clCurrent, 80);
gr := TGPGraphics.Create(bmp.Canvas.Handle);
gr.SmoothingMode := SmoothingModeAntiAlias;
gr.ResetTransform;
// ------------- background ----------------
RectF.InitializeFromLTRB(0, 0, xWidth, xHeight);
Brush := TGPSolidBrush.Create(GPColor(clBg));
gr.FillRectangle(Brush, RectF);
// ------------ frame -------------
RectF.Width := RectF.Width - 1;
RectF.Height := RectF.Height - 1;
Pen := TGPPen.Create(GPColor($00A8A8A8), 1);
//gr.DrawRectangle(Pen, RectF);
// ----------- okr¹g --------------
Pen.DashStyle := DashStyleSolid;
Pen.Color := GPColor(clGray);
Pen.Width := 1;
RectF.InitializeFromLTRB(Margin, Margin, xWidth - Margin, xHeight - Margin);
gr.DrawEllipse(Pen, RectF);
// ----------- transformacja uk³adu wspó³rzêdnych -------------
gr.TranslateTransform(halfW, halfH); // przesuniêcie pocz¹tku uk³adu wspó³rzêdnych na rodek
gr.RotateTransform(-90); // 0 stopni u góry
// --------------------- Pies ---------------------------
gr.SmoothingMode := SmoothingModeNone;
Radius := halfW - Margin;
DeltaHue := 360 / xPies;
Sweep := DeltaHue;
RectF.X := -Radius;
RectF.Y := -Radius;
RectF.Width := Radius * 2;
RectF.Height := RectF.Width;
SetHslCssMaxValues;
ColortoHSLRange(clCurrent, SelColHue, SelColSat, SelColLum);
CompColHue := GetHueCssValue(clComplementary);
for i := 0 to xPies - 1 do
begin
Hue := i * DeltaHue;
cl := HslCssToColor(Hue, SelColSat, SelColLum);
Brush := nil;
Brush := TGPSolidBrush.Create(GPColor(cl, 255));
AngleStart := Hue; // k¹t pocz¹tkowy
AngleSweep := Sweep; // rozpiêtoæ k¹towa
gr.FillPie(Brush, RectF, AngleStart, AngleSweep);
end;
gr.SmoothingMode := SmoothingModeAntiAlias;
// ------------------ inner circle ------------------------
Brush := nil;
Brush := TGPSolidBrush.Create(GPColor(clWhite, 120));
Pen.Color := GPColor(clGray, 100);
dxr := Radius - (halfW / 2);
RectF.InitializeFromLTRB(-dxr, dxr, dxr, -dxr);
gr.FillEllipse(Brush, RectF);
gr.DrawEllipse(Pen, RectF);
gr.ResetTransform;
Pen.SetDashPattern(DashValues);
Pen.Color := GPColor(clSilver, 150);
// ---------------- osie ------------------
if bDrawAxes then
begin
gr.DrawLine(Pen, 0, xHeight / 2, xWidth, xHeight / 2); // X axis
gr.DrawLine(Pen, xWidth / 2, xHeight, xWidth / 2, 0); // Y axis
end;
// ------------ przek¹tne -------------
if bDrawDiagonals then
begin
gr.DrawLine(Pen, 0, 0, xWidth, xHeight);
gr.DrawLine(Pen, xWidth, 0, 0, xHeight);
end;
gr.ResetTransform;
gr.TranslateTransform(halfW, halfH);
gr.ScaleTransform(1, -1);
xDegShift := DegShift;
if bTriadic then
begin
GetTriadicColors(clCurrent, clTriad1, clTriad2, xDegShift);
DrawHueLine(SelColHue, InvertColor(clCurrent), 3);
DrawHueLine(SelColHue + 180 - xDegShift, InvertColor(clTriad1), 1, True);
DrawHueLine(SelColHue + 180 + xDegShift, InvertColor(clTriad2), 1, True);
DrawHuePolygon([SelColHue, SelColHue + 180 - xDegShift, SelColHue + 180 + xDegShift], RGB3(22), 1.4);
DrawHuePoint(SelColHue, clCurrent);
DrawHuePoint(SelColHue + 180 - xDegShift, clTriad1);
DrawHuePoint(SelColHue + 180 + xDegShift, clTriad2);
if bShowComplementaryColor then DrawHuePoint(CompColHue, clComplementary);
end;
if bTetradic then
begin
GetTetradicColors(clCurrent, clTetrad1, clTetrad2, clTetrad3, xDegShift);
DrawHueLine(SelColHue, InvertColor(clCurrent), 3);
DrawHueLine(SelColHue + xDegShift, InvertColor(clTetrad1), 1, True);
DrawHueLine(SelColHue + 180, InvertColor(clTetrad2), 1, True);
DrawHueLine(SelColHue + 180 + xDegShift, InvertColor(clTetrad3), 1, True);
DrawHuePolygon([SelColHue, SelColHue + xDegShift, SelColHue + 180, SelColHue + 180 + xDegShift], RGB3(22), 1.4);
DrawHuePoint(SelColHue, clCurrent);
DrawHuePoint(SelColHue + xDegShift, clTetrad1);
DrawHuePoint(SelColHue + 180, clTetrad2);
DrawHuePoint(SelColHue + 180 + xDegShift, clTetrad3);
end;
gr.ResetTransform;
// -----------------------------------------------------------------------------
with bmp.Canvas do
begin
Font.Color := clBlack;
Font.Name := 'Tahoma';
Font.Size := 8;
s := '0' + DEG;
xt := Round(halfW) - (TextWidth(s) div 2);
yt := 5;
TextOut(xt, yt, s);
s := '90' + DEG;
xt := Image.Width - TextWidth(s) - 4;
yt := Round(halfH) - (TextHeight(s) div 2);
TextOut(xt, yt, s);
s := '180' + DEG;
xt := Round(halfW) - (TextWidth(s) div 2);
yt := Image.Height - TextHeight(s) - 4;
TextOut(xt, yt, s);
s := '270' + DEG;
xt := 4;
yt := Round(halfH) - (TextHeight(s) div 2);
TextOut(xt, yt, s);
end;
Image.Picture.Assign(bmp);
finally
bmp.Free;
end;
end;
{$endregion DrawColorWheel}
procedure TFormColorWheel.actSelectAllExecute(Sender: TObject);