split Text.hh into Orientation.hh and TextUtils.{cc,hh}

1 files changed, 133 insertions, 0 deletions

diff --git a/src/FbTk/TextUtils.hh b/src/FbTk/TextUtils.hh
new file mode 100644
index 0000000..efb6020
--- /dev/null
+++ b/src/FbTk/TextUtils.hh
@@ -0,0 +1,133 @@
+// TextUtils.hh for FbTk - text utils
+// Copyright (c) 2002 - 2003 Henrik Kinnunen (fluxgen at fluxbox dot org)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+#ifndef FBTK_TEXTUTILS_HH
+#define FBTK_TEXTUTILS_HH
+
+#include "Orientation.hh"
+
+namespace FbTk {
+
+class Font;
+
+/**
+   Aligns the text after max width and bevel
+ */
+int doAlignment(int max_width, int bevel, FbTk::Justify justify, 
+                const FbTk::Font &font, const char * const text, 
+                unsigned int textlen, unsigned int &newlen);
+
+/**
+   There are 3 interesting translations:
+   1) Coords = simple rotation of coordinates
+   2) Position = adjusting (x,y) coordinates to use to position a box with X coords
+   3) Size = swapping of width and height if necessary
+ */
+
+
+// translate coordinates from ROT0 into different orientations
+// coords are relative to rot0 0,0 position
+// Need width and height of the area being rotated (in ROT0 coords)
+
+inline void translateCoords(Orientation orient, int &x, int &y, unsigned int w, unsigned int h) {
+
+    int orig_x = x;
+    int orig_y = y;
+
+    switch(orient) {
+    case ROT0:
+        break;
+    case ROT90:
+        x = h - orig_y;
+        y = orig_x;
+        break;
+    case ROT180:
+        x = w - orig_x;
+        y = h - orig_y;
+        break;
+    case ROT270:
+        x = orig_y;
+        y = w - orig_x;
+        break;
+    }
+
+}
+
+// still require w and h in ROT0 coords
+inline void untranslateCoords(Orientation orient, int orig_x, int orig_y, unsigned int w, unsigned int h) {
+
+    int x = orig_x;
+    int y = orig_y;
+
+    switch(orient) {
+    case ROT0:
+        break;
+    case ROT90:
+        orig_y = h - x;
+        orig_x = y;
+        break;
+    case ROT180:
+        orig_x = w - x;
+        orig_y = h - y;
+        break;
+    case ROT270:
+        orig_y = x;
+        orig_x = w - y;
+        break;
+    }
+
+}
+
+// When positioning an X11 box inside another area, we need to
+// relocate the x,y coordinates
+inline void translatePosition(Orientation orient, int x, int y, unsigned int w, unsigned int h, unsigned int bw) {
+
+    switch(orient) {
+    case ROT0:
+        break;
+    case ROT90:
+        x -= h + 2*bw;
+        break;
+    case ROT180:
+        x -= w + 2*bw;
+        y -= h + 2*bw;
+        break;
+    case ROT270:
+        y -= w + 2*bw;
+        break;
+    }
+
+}
+
+inline void translateSize(Orientation orient, unsigned int w, unsigned int h) {
+    if (orient == ROT0 || orient == ROT180)
+        return;
+
+    unsigned int tmp;
+    tmp = w;
+    w = h;
+    h = tmp;
+
+}
+
+} // end namespace FbTk
+
+#endif // FBTK_TEXTUTILS_HH