340 lines
9.4 KiB
Plaintext
340 lines
9.4 KiB
Plaintext
(*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* http://www.opensource.org/licenses/cddl1.php.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* http://www.opensource.org/licenses/cddl1.php. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying * information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Portions Copyright 2011 Andreas Schneider
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*)
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unit UfrmHueSettings;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, LResources, Forms, Controls, Graphics, Dialogs, StdCtrls,
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ExtCtrls, Buttons, UfrmToolWindow, UHue,
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XMLRead, XMLWrite, DOM;
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type
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{ TfrmHueSettings }
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TfrmHueSettings = class(TfrmToolWindow)
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btnAddRandom: TSpeedButton;
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btnClearRandom: TSpeedButton;
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btnDeleteRandom: TSpeedButton;
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btnRandomPresetDelete: TSpeedButton;
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btnRandomPresetSave: TSpeedButton;
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cbRandomPreset: TComboBox;
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cbRandom: TCheckBox;
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edHue: TEdit;
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gbRandom: TGroupBox;
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lblHue: TLabel;
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lbHue: TListBox;
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lbRandom: TListBox;
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procedure btnAddRandomClick(Sender: TObject);
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procedure btnClearRandomClick(Sender: TObject);
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procedure btnDeleteRandomClick(Sender: TObject);
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procedure btnRandomPresetDeleteClick(Sender: TObject);
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procedure btnRandomPresetSaveClick(Sender: TObject);
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procedure cbRandomChange(Sender: TObject);
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procedure cbRandomPresetChange(Sender: TObject);
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procedure edHueEditingDone(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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procedure FormDestroy(Sender: TObject);
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procedure lbHueDrawItem(Control: TWinControl; Index: Integer; ARect: TRect;
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State: TOwnerDrawState);
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procedure lbHueSelectionChange(Sender: TObject; User: boolean);
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procedure lbRandomDragDrop(Sender, Source: TObject; X, Y: Integer);
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procedure lbRandomDragOver(Sender, Source: TObject; X, Y: Integer;
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State: TDragState; var Accept: Boolean);
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private
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FConfigDir: String;
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FRandomHuePresetsFile: String;
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FRandomHuePresetsDoc: TXMLDocument;
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function FindRandomPreset(AName: String): TDOMElement;
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procedure LoadRandomPresets;
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procedure SaveRandomPresets;
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public
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function GetHue: Word;
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public
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class procedure DrawHue(AHue: THue; ACanvas: TCanvas; ARect: TRect;
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ACaption: string);
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end;
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var
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frmHueSettings: TfrmHueSettings;
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implementation
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uses
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UGameResources, UGraphicHelper;
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{ TfrmHueSettings }
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procedure TfrmHueSettings.edHueEditingDone(Sender: TObject);
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var
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hueID: Integer;
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begin
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if (not TryStrToInt(edHue.Text, hueID)) or (hueID >= lbHue.Items.Count) then
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begin
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edHue.Text := Format('$%x', [lbHue.ItemIndex]);
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MessageDlg('Invalid Hue', 'The hue you''ve entered is invalid.', mtWarning, [mbOK], 0);
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end else
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lbHue.ItemIndex := hueID;
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end;
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procedure TfrmHueSettings.btnDeleteRandomClick(Sender: TObject);
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var
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i: Integer;
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begin
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lbRandom.Items.BeginUpdate;
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for i := lbRandom.Items.Count - 1 downto 0 do
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if lbRandom.Selected[i] then
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lbRandom.Items.Delete(i);
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lbRandom.Items.EndUpdate;
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end;
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procedure TfrmHueSettings.btnRandomPresetDeleteClick(Sender: TObject);
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var
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preset: TDOMElement;
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begin
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if cbRandomPreset.ItemIndex > -1 then
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begin
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preset := TDOMElement(cbRandomPreset.Items.Objects[cbRandomPreset.ItemIndex]);
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FRandomHuePresetsDoc.DocumentElement.RemoveChild(preset);
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cbRandomPreset.Items.Delete(cbRandomPreset.ItemIndex);
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cbRandomPreset.ItemIndex := -1;
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end;
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end;
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procedure TfrmHueSettings.btnRandomPresetSaveClick(Sender: TObject);
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var
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presetName: string;
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i: Integer;
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preset, hue: TDOMElement;
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children: TDOMNodeList;
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begin
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presetName := cbRandomPreset.Text;
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if InputQuery('Save Preset', 'Enter the name of the preset:', presetName) then
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begin
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preset := FindRandomPreset(presetName);
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if preset = nil then
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begin
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preset := FRandomHuePresetsDoc.CreateElement('Preset');
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preset.AttribStrings['Name'] := presetName;
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FRandomHuePresetsDoc.DocumentElement.AppendChild(preset);
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cbRandomPreset.Items.AddObject(presetName, preset);
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end else
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begin
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children := preset.GetChildNodes;
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for i := children.Count - 1 downto 0 do
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preset.RemoveChild(children[i]);
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end;
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for i := 0 to lbRandom.Items.Count - 1 do
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begin
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hue := FRandomHuePresetsDoc.CreateElement('Hue');
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hue.AttribStrings['ID'] := IntToStr(PtrInt(lbRandom.Items.Objects[i]));
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preset.AppendChild(hue);
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end;
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cbRandomPreset.ItemIndex := cbRandomPreset.Items.IndexOfObject(preset);
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SaveRandomPresets;
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end;
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end;
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procedure TfrmHueSettings.cbRandomChange(Sender: TObject);
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begin
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lbHue.MultiSelect := cbRandom.Checked;
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gbRandom.Visible := cbRandom.Checked;
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end;
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procedure TfrmHueSettings.cbRandomPresetChange(Sender: TObject);
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var
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preset, hue: TDOMElement;
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id: PtrInt;
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begin
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lbRandom.Clear;
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if cbRandomPreset.ItemIndex > -1 then
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begin
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preset := TDOMElement(cbRandomPreset.Items.Objects[cbRandomPreset.ItemIndex]);
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hue := TDOMElement(preset.FirstChild);
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while hue <> nil do
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begin
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if hue.NodeName = 'Hue' then
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begin
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id := StrToInt(hue.AttribStrings['ID']);
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lbRandom.Items.AddObject(lbHue.Items.Strings[id], TObject(id));
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end;
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hue := TDOMElement(hue.NextSibling);
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end;
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end;
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end;
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procedure TfrmHueSettings.btnClearRandomClick(Sender: TObject);
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begin
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lbRandom.Items.Clear;
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end;
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procedure TfrmHueSettings.btnAddRandomClick(Sender: TObject);
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var
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i: PtrInt;
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begin
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lbRandom.Items.BeginUpdate;
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for i := 0 to lbHue.Count - 1 do
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if lbHue.Selected[i] then
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lbRandom.Items.AddObject(lbHue.Items.Strings[i], TObject(i));
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lbRandom.Items.EndUpdate;
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end;
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procedure TfrmHueSettings.FormCreate(Sender: TObject);
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var
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i: Integer;
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hue: THue;
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begin
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lbHue.Clear;
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lbHue.Items.Add('$0 (no hue)');
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for i := 1 to ResMan.Hue.Count do
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begin
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hue := ResMan.Hue.Hues[i-1];
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lbHue.Items.AddObject(Format('$%x (%s)', [i, hue.Name]), hue);
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end;
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lbHue.ItemIndex := 0;
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FConfigDir := GetAppConfigDir(False);
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ForceDirectories(FConfigDir);
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FRandomHuePresetsFile := FConfigDir + 'RandomHuePresets.xml';
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LoadRandomPresets;
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end;
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procedure TfrmHueSettings.FormDestroy(Sender: TObject);
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begin
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FreeAndNil(FRandomHuePresetsDoc);
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end;
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procedure TfrmHueSettings.lbHueDrawItem(Control: TWinControl; Index: Integer;
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ARect: TRect; State: TOwnerDrawState);
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var
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hue: THue;
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begin
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if Index > 0 then
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hue := ResMan.Hue.Hues[Index-1]
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else
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hue := nil;
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DrawHue(hue, TListBox(Control).Canvas, ARect, TListBox(Control).Items.Strings[Index]);
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end;
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procedure TfrmHueSettings.lbHueSelectionChange(Sender: TObject; User: boolean);
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begin
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edHue.Text := Format('$%x', [lbHue.ItemIndex]);
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end;
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procedure TfrmHueSettings.lbRandomDragDrop(Sender, Source: TObject; X,
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Y: Integer);
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begin
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if Source = lbHue then
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btnAddRandomClick(Sender);
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end;
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procedure TfrmHueSettings.lbRandomDragOver(Sender, Source: TObject; X,
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Y: Integer; State: TDragState; var Accept: Boolean);
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begin
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if Source = lbHue then Accept := True;
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end;
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function TfrmHueSettings.FindRandomPreset(AName: String): TDOMElement;
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begin
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Result := TDOMElement(FRandomHuePresetsDoc.DocumentElement.FirstChild);
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while Result <> nil do
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begin
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if SameText(Result.AttribStrings['Name'], AName) then
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Break;
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Result := TDOMElement(Result.NextSibling);
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end;
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end;
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procedure TfrmHueSettings.LoadRandomPresets;
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var
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presetElement, hueElement: TDOMElement;
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begin
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FreeAndNil(FRandomHuePresetsDoc);
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cbRandomPreset.Items.Clear;
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if FileExists(FRandomHuePresetsFile) then
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begin
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ReadXMLFile(FRandomHuePresetsDoc, FRandomHuePresetsFile);
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presetElement := TDOMElement(FRandomHuePresetsDoc.DocumentElement.FirstChild);
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while presetElement <> nil do
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begin
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if presetElement.NodeName = 'Preset' then
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cbRandomPreset.Items.AddObject(presetElement.AttribStrings['Name'], presetElement);
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presetElement := TDOMElement(presetElement.NextSibling);
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end;
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end else
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begin
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FRandomHuePresetsDoc := TXMLDocument.Create;
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FRandomHuePresetsDoc.AppendChild(FRandomHuePresetsDoc.CreateElement('RandomHuePresets'));
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end;
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end;
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procedure TfrmHueSettings.SaveRandomPresets;
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begin
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WriteXMLFile(FRandomHuePresetsDoc, FRandomHuePresetsFile);
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end;
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function TfrmHueSettings.GetHue: Word;
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begin
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if cbRandom.Checked and (lbRandom.Items.Count > 0) then
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Result := PtrInt(lbRandom.Items.Objects[Random(lbRandom.Items.Count)])
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else
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Result := lbHue.ItemIndex;
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end;
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class procedure TfrmHueSettings.DrawHue(AHue: THue; ACanvas: TCanvas; ARect: TRect;
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ACaption: string);
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var
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hueColor: TColor;
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i: Integer;
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begin
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ACanvas.Pen.Color := clWhite;
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ACanvas.Rectangle(ARect);
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if AHue <> nil then
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for i := 0 to 31 do
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begin
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hueColor := ARGB2RGB(AHue.ColorTable[i]);
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ACanvas.Pen.Color := hueColor;
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ACanvas.MoveTo(ARect.Left + 2 + i, ARect.Top + 1);
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ACanvas.LineTo(ARect.Left + 2 + i, ARect.Bottom - 1);
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end;
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ACanvas.TextOut(ARect.Left + 36, ARect.Top + 1, ACaption);
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end;
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initialization
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{$I UfrmHueSettings.lrs}
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end.
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