Hello Baltisot

1 files changed, 86 insertions, 0 deletions

diff --git a/generic/Image.cpp b/generic/Image.cpp
new file mode 100644
index 0000000..1270a6a
--- /dev/null
+++ b/generic/Image.cpp
@@ -0,0 +1,86 @@
+#include "Image.h"
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#else
+#define _(x) x
+#endif
+
+Image::Image(unsigned int ax, unsigned int ay) : x(ax), y(ay), img((Color *) malloc(x * y * sizeof(Color))) {
+    Fill();
+}
+
+Image::~Image() {
+    free((void *)img);
+}
+
+bool Image::CanWrite() {
+    return false;
+}
+
+String Image::GetName() {
+    return String(_("Image ")) + x + "x" + y;
+}
+
+void Image::Fill(Color c) {
+    for (unsigned int i = 0; i < x * y; i++) {
+	img[i] = c;
+    }
+}
+
+Color Image::GetPixel(unsigned int px, unsigned int py) {
+    if ((px >= x) || (py >= y)) {
+	return Color(0, 0, 0, 0);
+    }
+    
+    return img[x * py + px];
+}
+
+void Image::SetPixel(unsigned int px, unsigned int py, Color c) {
+    if ((px >= x) || (py >= y)) {
+	return;
+    }
+
+    img[x * py + px] = c;
+}
+
+#ifndef WORDS_BIGENDIAN
+#define WORDS_BIGENDIAN 0
+#endif
+
+bool Image::Prepare(unsigned int f) {
+    if (GetSize()) return false;
+    
+    switch (f) {
+	case FORMAT_TGA_BASIC:
+	    TGAHeader Header;
+	    TGAFooter Footer;
+	    
+	    Header.IDLength = 0;
+	    Header.ColorMapType = 0;
+	    Header.ImageType = 2;
+	    Header.CM_FirstEntry = 0;
+	    Header.CM_Length = 0;
+	    Header.CM_EntrySize = 0;
+	    Header.IS_XOrigin = 0;
+	    Header.IS_YOrigin = 0;
+	    Header.IS_Width = WORDS_BIGENDIAN ? ((x & 0xff) << 8) | ((x & 0xff00) >> 8) : x;
+	    Header.IS_Height = WORDS_BIGENDIAN ? ((y & 0xff) << 8) | ((y & 0xff00) >> 8) : y;
+	    Header.IS_Depth = 32;
+	    Header.IS_Descriptor = 0x20;
+
+	    Footer.ExtOffset = 0;
+	    Footer.DevOffset = 0;
+	    strcpy(Footer.Sig, "TRUEVISION-XFILE.");
+	    
+	    write(&Header, sizeof(Header));
+	    write(img, x * y * sizeof(Color));
+	    write(&Footer, sizeof(Footer));
+	    
+	    return true;
+	    
+	    break;
+	default:
+	    return false;
+    }
+}
+