Changeset 252 for branches/highdpi/LocalPlayer/Term.pas

Timestamp:

May 23, 2020, 12:45:14 AM (4 years ago)

Author:

chronos

Message:

• Fixed: Scrolling under HighDPI. ScrollDC needs to be scaled as well.

File:

• branches/highdpi/LocalPlayer/Term.pas (modified) (9 diffs)

branches/highdpi/LocalPlayer/Term.pas

@@ -280 +280 @@
     procedure LoadSettings;
     procedure SaveSettings;
-    procedure OnScroll(var m: TMessage); message WM_VSCROLL;
+    procedure OnScroll(var Msg: TMessage); message WM_VSCROLL;
     procedure OnEOT(var Msg: TMessage); message WM_EOT;
     procedure SoundPreload(Check: integer);
@@ -3620 +3620 @@
 end;
 
-procedure TMainScreen.OnScroll(var m: TMessage);
-begin
-  if sb.Process(m) then begin
+procedure TMainScreen.OnScroll(var Msg: TMessage);
+begin
+  if sb.Process(Msg) then begin
     PanelPaint;
     Update;
@@ -3630 +3630 @@
 procedure TMainScreen.OnEOT(var Msg: TMessage);
 begin
-  EndTurn
+  EndTurn;
 end;
 
@@ -3638 +3638 @@
   begin
     MessgExDlg.CancelMovie;
-    Server(sBreak, me, 0, nil^)
+    Server(sBreak, me, 0, nil^);
   end
   else if ClientMode < 0 then
@@ -3647 +3647 @@
   begin
     Jump[pTurn] := 0;
-    StartRunning := false
+    StartRunning := false;
   end
   else
-    EndTurn
+    EndTurn;
 end;
 
@@ -4144 +4144 @@
 end;
 
-{$IFDEF LINUX}
-// Can't do scrolling of DC under Linux, then fallback into BitBlt.
-function ScrollDC(Canvas: TDpiCanvas; dx: longint; dy: longint; const lprcScroll:TRect; const lprcClip:TRect; hrgnUpdate:HRGN; lprcUpdate: PRect):Boolean;
-begin
-  Result := DpiBitCanvas(Canvas, lprcScroll.Left + dx, lprcScroll.Top + dy, lprcScroll.Right - lprcScroll.Left, lprcScroll.Bottom - lprcScroll.Top,
-    Canvas, lprcScroll.Left, lprcScroll.Top);
-end;
-{$ENDIF}
-
 procedure TMainScreen.MainOffscreenPaint;
 var
@@ -4199 +4190 @@
     offscreen.Canvas.Font.Assign(UniFont[ftSmall]);
     rec := Rect(0, 0, MapWidth, MapHeight);
-{$IFDEF WINDOWS}
-    ScrollDC(offscreen.Canvas.Handle, (xwd - xw) * (xxt * 2), (ywd - yw) * yyt,
+    DpiScrollDC(offscreen.Canvas.Handle, (xwd - xw) * (xxt * 2), (ywd - yw) * yyt,
       rec, rec, 0, nil);
-{$ENDIF}
-{$IFDEF LINUX}
-    ScrollDC(offscreen.Canvas, (xwd - xw) * (xxt * 2), (ywd - yw) * yyt,
-      rec, rec, 0, nil);
-{$ENDIF}
     for DoInvalidate := false to FastScrolling do
     begin
@@ -4212 +4197 @@
       begin
         rec.Bottom := MapHeight - overlap;
-{$IFDEF WINDOWS}
-        ScrollDC(Canvas.Handle, (xwd - xw) * (xxt * 2), (ywd - yw) * yyt, rec,
+        DpiScrollDC(Canvas.Handle, (xwd - xw) * (xxt * 2), (ywd - yw) * yyt, rec,
           rec, 0, nil);
-{$ENDIF}
-{$IFDEF LINUX}
-        ScrollDC(Canvas, (xwd - xw) * (xxt * 2), (ywd - yw) * yyt,
-          rec, rec, 0, nil);
-{$ENDIF}
         ProcessOptions := prInvalidate;
       end
@@ -5074 +5053 @@
           if DpiMouse.CursorPos.x = 0 then
             dx := -speed // scroll left
-          else if DpiMouse.CursorPos.x = DpiScreen.width - 1 then
+          else if DpiMouse.CursorPos.x >= DpiScreen.width - 1 then
             dx := speed; // scroll right
         if DpiMouse.CursorPos.y = 0 then
           dy := -speed // scroll up
-        else if (DpiMouse.CursorPos.y = DpiScreen.height - 1) and
+        else if (DpiMouse.CursorPos.y >= DpiScreen.height - 1) and
           (DpiMouse.CursorPos.x >= TerrainBtn.Left + TerrainBtn.width) and
           (DpiMouse.CursorPos.x < xRightPanel + 10 - 8) then