| 1 |
unit Preview; |
| 2 |
|
| 3 |
interface |
| 4 |
|
| 5 |
uses |
| 6 |
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, |
| 7 |
Dialogs, _TemplateFileList, Menus, StdCtrls, ExtCtrls, Buttons, |
| 8 |
TypeDefs, OniImgClass, VirtualTrees, ComCtrls; |
| 9 |
|
| 10 |
type |
| 11 |
TForm_Preview = class(TForm_TemplateFileList) |
| 12 |
img: TImage; |
| 13 |
panel_buttons: TPanel; |
| 14 |
btn_dec: TButton; |
| 15 |
btn_startstop: TButton; |
| 16 |
btn_inc: TButton; |
| 17 |
timer: TTimer; |
| 18 |
lbl_notpossible: TLabel; |
| 19 |
procedure FormCreate(Sender: TObject); |
| 20 |
procedure NewFile(fileinfo: TFileInfo); |
| 21 |
|
| 22 |
procedure PreviewImage; |
| 23 |
procedure PreviewTXAN; |
| 24 |
procedure btn_incClick(Sender: TObject); |
| 25 |
procedure btn_decClick(Sender: TObject); |
| 26 |
procedure btn_startstopClick(Sender: TObject); |
| 27 |
procedure timerTimer(Sender: TObject); |
| 28 |
procedure panel_buttonsResize(Sender: TObject); |
| 29 |
|
| 30 |
procedure DrawImage(index: Integer); |
| 31 |
procedure SetBitmapCount(Count: Integer); |
| 32 |
procedure LoadImage(fileid, index: Integer); |
| 33 |
procedure Splitter1Moved(Sender: TObject); |
| 34 |
private |
| 35 |
bitmaps: array of TOniImage; |
| 36 |
actualimg: Byte; |
| 37 |
_fileid: Integer; |
| 38 |
public |
| 39 |
end; |
| 40 |
|
| 41 |
implementation |
| 42 |
{$R *.dfm} |
| 43 |
uses |
| 44 |
ConnectionManager, Math, _TemplateFile; |
| 45 |
|
| 46 |
|
| 47 |
procedure TForm_Preview.FormCreate(Sender: TObject); |
| 48 |
begin |
| 49 |
inherited; |
| 50 |
Self.OnNewFileSelected := NewFile; |
| 51 |
SetBitmapCount(0); |
| 52 |
end; |
| 53 |
|
| 54 |
|
| 55 |
procedure TForm_Preview.NewFile(fileinfo: TFileInfo); |
| 56 |
var |
| 57 |
ext: String; |
| 58 |
begin |
| 59 |
_fileid := fileinfo.ID; |
| 60 |
SetBitmapCount(0); |
| 61 |
if _fileid >= 0 then |
| 62 |
begin |
| 63 |
lbl_notpossible.Visible := False; |
| 64 |
Self.img.Visible := True; |
| 65 |
Self.timer.Enabled := False; |
| 66 |
Self.panel_buttons.Visible := False; |
| 67 |
ext := fileinfo.Extension; |
| 68 |
if (ext = 'PSpc') or (ext = 'TXMB') or (ext = 'TXMP') then |
| 69 |
PreviewImage |
| 70 |
else if ext = 'TXAN' then |
| 71 |
PreviewTXAN |
| 72 |
else |
| 73 |
begin |
| 74 |
Self.lbl_notpossible.Visible := True; |
| 75 |
Self.img.Visible := False; |
| 76 |
end; |
| 77 |
end |
| 78 |
else |
| 79 |
begin |
| 80 |
Self.img.Visible := False; |
| 81 |
lbl_notpossible.Visible := False; |
| 82 |
Self.timer.Enabled := False; |
| 83 |
Self.panel_buttons.Visible := False; |
| 84 |
end; |
| 85 |
end; |
| 86 |
|
| 87 |
|
| 88 |
procedure TForm_Preview.LoadImage(fileid, index: Integer); |
| 89 |
begin |
| 90 |
bitmaps[index].Load(ConnectionID, fileid); |
| 91 |
end; |
| 92 |
|
| 93 |
|
| 94 |
procedure TForm_Preview.DrawImage(index: Integer); |
| 95 |
begin |
| 96 |
bitmaps[index].DrawOnCanvas(img.Canvas, 1); |
| 97 |
end; |
| 98 |
|
| 99 |
|
| 100 |
procedure TForm_Preview.SetBitmapCount(Count: Integer); |
| 101 |
var |
| 102 |
i: Integer; |
| 103 |
begin |
| 104 |
if Length(bitmaps) > Count then |
| 105 |
begin |
| 106 |
for i := Count to High(bitmaps) do |
| 107 |
bitmaps[i].Free; |
| 108 |
SetLength(bitmaps, Count); |
| 109 |
end; |
| 110 |
if Length(bitmaps) < Count then |
| 111 |
begin |
| 112 |
i := Length(bitmaps); |
| 113 |
SetLength(bitmaps, Count); |
| 114 |
for i := i to High(bitmaps) do |
| 115 |
bitmaps[i] := TOniImage.Create; |
| 116 |
end; |
| 117 |
end; |
| 118 |
|
| 119 |
|
| 120 |
procedure TForm_Preview.Splitter1Moved(Sender: TObject); |
| 121 |
begin |
| 122 |
inherited; |
| 123 |
img.Picture.Assign(nil); |
| 124 |
if Length(bitmaps) > 0 then |
| 125 |
DrawImage(0); |
| 126 |
end; |
| 127 |
|
| 128 |
procedure TForm_Preview.PreviewImage; |
| 129 |
begin |
| 130 |
SetBitmapCount(1); |
| 131 |
LoadImage(_fileid, 0); |
| 132 |
DrawImage(0); |
| 133 |
end; |
| 134 |
|
| 135 |
|
| 136 |
procedure TForm_Preview.PreviewTXAN; |
| 137 |
var |
| 138 |
loop_speed: Word; |
| 139 |
linkcount: Integer; |
| 140 |
link: Integer; |
| 141 |
i: Byte; |
| 142 |
begin |
| 143 |
ConManager.Connection[ConnectionID].LoadDatFilePart(_fileid, $14, SizeOf(loop_speed), @loop_speed); |
| 144 |
ConManager.Connection[ConnectionID].LoadDatFilePart(_fileid, $1C, SizeOf(linkcount), @linkcount); |
| 145 |
SetBitmapCount(linkcount); |
| 146 |
for i := 0 to linkcount - 1 do |
| 147 |
begin |
| 148 |
ConManager.Connection[ConnectionID].LoadDatFilePart(_fileid, $20 + i * 4, SizeOf(link), @link); |
| 149 |
link := link div 256; |
| 150 |
if link = 0 then |
| 151 |
link := _fileid - 1; |
| 152 |
LoadImage(link, i); |
| 153 |
end; |
| 154 |
actualimg := 254; |
| 155 |
Self.timer.Interval := Floor(loop_speed * (1 / 60) * 1000); |
| 156 |
Self.timer.Enabled := False; |
| 157 |
Self.btn_startstopClick(Self); |
| 158 |
Self.panel_buttons.Visible := True; |
| 159 |
end; |
| 160 |
|
| 161 |
|
| 162 |
procedure TForm_Preview.timerTimer(Sender: TObject); |
| 163 |
begin |
| 164 |
btn_incClick(Self); |
| 165 |
end; |
| 166 |
|
| 167 |
|
| 168 |
procedure TForm_Preview.btn_startstopClick(Sender: TObject); |
| 169 |
begin |
| 170 |
Self.timer.Enabled := not Self.timer.Enabled; |
| 171 |
Self.btn_dec.Enabled := not Self.timer.Enabled; |
| 172 |
Self.btn_inc.Enabled := not Self.timer.Enabled; |
| 173 |
if self.timer.Enabled then |
| 174 |
timerTimer(Self); |
| 175 |
if Self.timer.Enabled then |
| 176 |
Self.btn_startstop.Caption := 'Stop automatic' |
| 177 |
else |
| 178 |
Self.btn_startstop.Caption := 'Start automatic'; |
| 179 |
end; |
| 180 |
|
| 181 |
|
| 182 |
procedure TForm_Preview.btn_decClick(Sender: TObject); |
| 183 |
begin |
| 184 |
if actualimg > 0 then |
| 185 |
Dec(actualimg) |
| 186 |
else |
| 187 |
actualimg := High(bitmaps); |
| 188 |
Self.Caption := 'Preview ' + ConManager.Connection[ConnectionID].GetFileInfo(_fileid).Name + |
| 189 |
' (' + IntToStr(actualimg + 1) + '/' + IntToStr(Length(bitmaps)) + ')'; |
| 190 |
DrawImage(actualimg); |
| 191 |
end; |
| 192 |
|
| 193 |
|
| 194 |
procedure TForm_Preview.btn_incClick(Sender: TObject); |
| 195 |
begin |
| 196 |
if actualimg < High(bitmaps) then |
| 197 |
Inc(actualimg) |
| 198 |
else |
| 199 |
actualimg := 0; |
| 200 |
Self.Caption := 'Preview ' + ConManager.Connection[ConnectionID].GetFileInfo(_fileid).Name + |
| 201 |
' (' + IntToStr(actualimg + 1) + '/' + IntToStr(Length(bitmaps)) + ')'; |
| 202 |
DrawImage(actualimg); |
| 203 |
end; |
| 204 |
|
| 205 |
|
| 206 |
procedure TForm_Preview.panel_buttonsResize(Sender: TObject); |
| 207 |
begin |
| 208 |
btn_startstop.Width := panel_buttons.Width - 45; |
| 209 |
btn_inc.Left := panel_buttons.Width - 23; |
| 210 |
end; |
| 211 |
|
| 212 |
|
| 213 |
begin |
| 214 |
AddToolListEntry('preview', 'Preview-Window', ''); |
| 215 |
end. |
| 216 |
|
