ide: IconDes code moved to ide/IconDes

uppsrc/ide/IconDes/Smoothen.cpp

@@ -0,0 +1,90 @@
+#include "IconDes.h"
+
+RGBA GetPixel(const Image& img, int x, int y)
+{
+	if(x < 0 || x >= img.GetWidth() || y < 0 || y >= img.GetHeight())
+		return RGBAZero();
+	return img[y][x];
+}
+
+struct SmoothPixel {
+	const Image& img;
+	int r;
+	int g;
+	int b;
+	int a;
+	int n;
+	int x;
+	int y;
+	
+	RGBA Get(int dx, int dy) {
+		return GetPixel(img, x + dx, y + dy);
+	}
+	
+	void Do(int dx, int dy) {
+		RGBA c = Get(dx, 0);
+		if(c.a > 128 && c == Get(0, dy) && (c != Get(dx, dy) || c != Get(-dx, dy) || c != Get(dx, -dy))) {
+			r += c.r;
+			g += c.g;
+			b += c.b;
+			a += c.a;
+			n++;
+		}
+	}
+	
+	RGBA Get(double level) {
+		RGBA x;
+		n = max(int(n * level), 1);
+		x.r = r / n;
+		x.g = g / n;
+		x.b = b / n;
+		x.a = a / n;
+		return x;
+	}
+	
+	SmoothPixel(const Image& m, int x, int y) : img(m), x(x), y(y) { r = g = b = a = n = 0; }
+};
+
+Image Smoothen(const Image& img, double level)
+{
+	Image m = img;
+	ImageBuffer ib(m);
+	Size isz = img.GetSize();
+	level = 1 / level;
+	for(int y = 0; y < isz.cy; y++)
+		for(int x = 0; x < isz.cx; x++) {
+			SmoothPixel p(img, x, y);
+			p.Do(-1, -1);
+			p.Do(-1, 1);
+			p.Do(1, -1);
+			p.Do(1, 1);
+			RGBA a = img[y][x];
+			if(p.n) {
+				RGBA b = p.Get(level);
+				AlphaBlend(&a, &b, 1);
+			}
+			ib[y][x] = a;
+		}
+	return ib;
+}
+
+void IconDes::Smoothen()
+{
+	WithColorizeLayout<TopWindow> dlg;
+	CtrlLayoutOKCancel(dlg, "Smoothen");
+	PlaceDlg(dlg);
+	dlg.level.MinMax(0, 1);
+	dlg.level <<= 0.75;
+	dlg.level <<= dlg.Breaker();
+	Image bk = ImageStart();
+	for(;;) {
+		ImageSet(::Smoothen(bk, 0.4 * minmax((double)~dlg.level + 0.01, 0.01, 1.1)));
+		switch(dlg.Run()) {
+		case IDCANCEL:
+			ImageSet(bk);
+			return;
+		case IDOK:
+			return;
+		}
+	}
+}