mirror of https://github.com/adamdruppe/arsd.git
finally implement takeScreenshot
This commit is contained in:
Adam D. Ruppe
parent
aa5d0bfb54
commit
cce50f56a0
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@ -1432,24 +1432,33 @@ float[2] getDpi() {
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}
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TrueColorImage trueColorImageFromNativeHandle(NativeWindowHandle handle, int width, int height) {
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throw new Exception("not implemented");
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version(none) {
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TrueColorImage got;
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version(X11) {
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auto display = XDisplayConnection.get;
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auto image = XGetImage(display, handle, 0, 0, width, height, (cast(c_ulong) ~0) /*AllPlanes*/, ZPixmap);
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auto image = XGetImage(display, handle, 0, 0, width, height, (cast(c_ulong) ~0) /*AllPlanes*/, ImageFormat.ZPixmap);
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// https://github.com/adamdruppe/arsd/issues/98
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// FIXME: copy that shit
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auto i = new Image(image);
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got = i.toTrueColorImage();
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XDestroyImage(image);
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} else version(Windows) {
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// I just need to BitBlt that shit... BUT WAIT IT IS ALREADY IN A DIB!!!!!!!
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auto hdc = GetDC(handle);
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scope(exit) ReleaseDC(handle, hdc);
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auto i = new Image(width, height);
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HDC hdcMem = CreateCompatibleDC(hdc);
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HBITMAP hbmOld = SelectObject(hdcMem, i.handle);
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BitBlt(hdcMem, 0, 0, width, height, hdc, 0, 0, SRCCOPY);
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SelectObject(hdcMem, hbmOld);
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DeleteDC(hdcMem);
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got = i.toTrueColorImage();
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} else featureNotImplemented();
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return null;
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}
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return got;
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}
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/++
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@ -1473,8 +1482,14 @@ TrueColorImage trueColorImageFromNativeHandle(NativeWindowHandle handle, int wid
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+/
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class SimpleWindow : CapableOfHandlingNativeEvent, CapableOfBeingDrawnUpon {
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/// Be warned: this can be a very slow operation
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/// FIXME NOT IMPLEMENTED
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/++
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Copies the window's current state into a [TrueColorImage].
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Be warned: this can be a very slow operation
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History:
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Actually implemented on March 14, 2021
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+/
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TrueColorImage takeScreenshot() {
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version(Windows)
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return trueColorImageFromNativeHandle(impl.hwnd, width, height);
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@ -2359,7 +2374,7 @@ class SimpleWindow : CapableOfHandlingNativeEvent, CapableOfBeingDrawnUpon {
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SelectObject(hdcMem, hbmOld);
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DeleteDC(hdcMem);
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DeleteDC(hwnd);
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ReleaseDC(hwnd, hdc);
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/*
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RECT r;
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@ -6867,7 +6882,19 @@ final class Image {
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this(size.width, size.height, forcexshm);
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}
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private bool suppressDestruction;
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version(X11)
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this(XImage* handle) {
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this.handle = handle;
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this.rawData = cast(ubyte*) handle.data;
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this.width = handle.width;
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this.height = handle.height;
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suppressDestruction = true;
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}
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~this() {
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if(suppressDestruction) return;
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impl.dispose();
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}
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@ -8162,8 +8189,14 @@ class Sprite : CapableOfBeingDrawnUpon {
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return ScreenPainter(this, handle);
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}
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/// Be warned: this can be a very slow operation
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/// FIXME NOT IMPLEMENTED
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/++
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Copies the sprite's current state into a [TrueColorImage].
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Be warned: this can be a very slow operation
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History:
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Actually implemented on March 14, 2021
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+/
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TrueColorImage takeScreenshot() {
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return trueColorImageFromNativeHandle(handle, width, height);
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}
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@ -8301,6 +8334,8 @@ class Sprite : CapableOfBeingDrawnUpon {
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}
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/++
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NOT IMPLEMENTED
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A display-stored image optimized for relatively quick drawing, like
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[Sprite], but this one supports alpha channel blending and does NOT
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support direct drawing upon it with a [ScreenPainter].
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@ -8312,7 +8347,7 @@ class Sprite : CapableOfBeingDrawnUpon {
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almost everywhere though.
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History:
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Added November 14, 2020.
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Added November 14, 2020 but NOT ACTUALLY IMPLEMENTED
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+/
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version(none)
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class AlphaSprite {
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@ -9513,7 +9548,7 @@ version(Windows) {
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DeleteDC(hdc);
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if(window.paintingFinishedDg !is null)
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window.paintingFinishedDg();
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window.paintingFinishedDg()();
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}
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bool windowDc;
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@ -10698,7 +10733,7 @@ version(X11) {
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XFlush(display);
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if(window.paintingFinishedDg !is null)
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window.paintingFinishedDg();
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window.paintingFinishedDg()();
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}
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bool backgroundIsNotTransparent = true;
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@ -13616,6 +13651,9 @@ extern(C) nothrow @nogc {
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uint /* height */
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);
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XImage *XGetImage(Display *display, Drawable d, int x, int y, uint width, uint height, c_ulong plane_mask, int format);
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int XDestroyWindow(
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Display* /* display */,
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Window /* w */
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