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