diff options
Diffstat (limited to 'tkblt/generic/tkbltGrText.C')
-rw-r--r-- | tkblt/generic/tkbltGrText.C | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/tkblt/generic/tkbltGrText.C b/tkblt/generic/tkbltGrText.C deleted file mode 100644 index 0b4e3e3..0000000 --- a/tkblt/generic/tkbltGrText.C +++ /dev/null @@ -1,233 +0,0 @@ -/* - * Smithsonian Astrophysical Observatory, Cambridge, MA, USA - * This code has been modified under the terms listed below and is made - * available under the same terms. - */ - -/* - * Copyright 1993-2004 George A Howlett. - * - * 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. - */ - -#include <cmath> - -#include <tk.h> -#include <tkInt.h> - -#include "tkbltGrText.h" -#include "tkbltGraph.h" -#include "tkbltGrPSOutput.h" - -using namespace Blt; - -TextStyle::TextStyle(Graph* graphPtr) -{ - ops_ = (TextStyleOptions*)calloc(1, sizeof(TextStyleOptions)); - TextStyleOptions* ops = (TextStyleOptions*)ops_; - graphPtr_ = graphPtr; - manageOptions_ = 1; - - ops->anchor =TK_ANCHOR_NW; - ops->color =NULL; - ops->font =NULL; - ops->angle =0; - ops->justify =TK_JUSTIFY_LEFT; - - xPad_ = 0; - yPad_ = 0; - gc_ = NULL; -} - -TextStyle::TextStyle(Graph* graphPtr, TextStyleOptions* ops) -{ - ops_ = (TextStyleOptions*)ops; - graphPtr_ = graphPtr; - manageOptions_ = 0; - - xPad_ = 0; - yPad_ = 0; - gc_ = NULL; -} - -TextStyle::~TextStyle() -{ - // TextStyleOptions* ops = (TextStyleOptions*)ops_; - - if (gc_) - Tk_FreeGC(graphPtr_->display_, gc_); - - if (manageOptions_) - free(ops_); -} - -void TextStyle::drawText(Drawable drawable, const char *text, double x, double y) { - drawText(drawable, text, (int)x, (int)y); -} - -void TextStyle::drawText(Drawable drawable, const char *text, int x, int y) -{ - drawTextBBox(drawable, text, x, y, NULL, NULL); -} - -void TextStyle::drawTextBBox(Drawable drawable, const char *text, - int x, int y, int* ww, int* hh) -{ - TextStyleOptions* ops = (TextStyleOptions*)ops_; - - if (!text || !(*text)) - return; - - if (!gc_) - resetStyle(); - - int w1, h1; - Tk_TextLayout layout = Tk_ComputeTextLayout(ops->font, text, -1, -1, - ops->justify, 0, &w1, &h1); - Point2d rr = rotateText(x, y, w1, h1); -#if (TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION >= 6) - TkDrawAngledTextLayout(graphPtr_->display_, drawable, gc_, layout, - (int)rr.x, (int)rr.y, ops->angle, 0, -1); -#else - Tk_DrawTextLayout(graphPtr_->display_, drawable, gc_, layout, - (int)rr.x, (int)rr.y, 0, -1); -#endif - Tk_FreeTextLayout(layout); - - if (ww && hh) { - double angle = fmod(ops->angle, 360.0); - if (angle < 0.0) - angle += 360.0; - - if (angle != 0.0) { - double rotWidth, rotHeight; - graphPtr_->getBoundingBox(w1, h1, angle, &rotWidth, &rotHeight, NULL); - w1 = (int)rotWidth; - h1 = (int)rotHeight; - } - - *ww = w1; - *hh = h1; - } -} - -void TextStyle::printText(PSOutput* psPtr, const char *text, int x, int y) -{ - TextStyleOptions* ops = (TextStyleOptions*)ops_; - - if (!text || !(*text)) - return; - - int w1, h1; - Tk_TextLayout layout = Tk_ComputeTextLayout(ops->font, text, -1, -1, - ops->justify, 0, &w1, &h1); - - int xx =0; - int yy =0; - switch (ops->anchor) { - case TK_ANCHOR_NW: xx = 0; yy = 0; break; - case TK_ANCHOR_N: xx = 1; yy = 0; break; - case TK_ANCHOR_NE: xx = 2; yy = 0; break; - case TK_ANCHOR_E: xx = 2; yy = 1; break; - case TK_ANCHOR_SE: xx = 2; yy = 2; break; - case TK_ANCHOR_S: xx = 1; yy = 2; break; - case TK_ANCHOR_SW: xx = 0; yy = 2; break; - case TK_ANCHOR_W: xx = 0; yy = 1; break; - case TK_ANCHOR_CENTER: xx = 1; yy = 1; break; - } - - const char* justify =NULL; - switch (ops->justify) { - case TK_JUSTIFY_LEFT: justify = "0"; break; - case TK_JUSTIFY_CENTER: justify = "0.5"; break; - case TK_JUSTIFY_RIGHT: justify = "1"; break; - } - - psPtr->setFont(ops->font); - psPtr->setForeground(ops->color); - - psPtr->format("%g %d %d [\n", ops->angle, x, y); - Tcl_ResetResult(graphPtr_->interp_); - Tk_TextLayoutToPostscript(graphPtr_->interp_, layout); - psPtr->append(Tcl_GetStringResult(graphPtr_->interp_)); - Tcl_ResetResult(graphPtr_->interp_); - psPtr->format("] %g %g %s DrawText\n", xx/-2.0, yy/-2.0, justify); -} - -void TextStyle::printText(PSOutput* psPtr, const char *text, double x, double y) { - return printText(psPtr, text, (int)x, (int)y); -} - -void TextStyle::resetStyle() -{ - TextStyleOptions* ops = (TextStyleOptions*)ops_; - - unsigned long gcMask; - gcMask = GCFont; - - XGCValues gcValues; - gcValues.font = Tk_FontId(ops->font); - if (ops->color) { - gcMask |= GCForeground; - gcValues.foreground = ops->color->pixel; - } - GC newGC = Tk_GetGC(graphPtr_->tkwin_, gcMask, &gcValues); - if (gc_) - Tk_FreeGC(graphPtr_->display_, gc_); - - gc_ = newGC; -} - -Point2d TextStyle::rotateText(int x, int y, int w1, int h1) -{ - TextStyleOptions* ops = (TextStyleOptions*)ops_; - - // Matrix t0 = Translate(-x,-y); - // Matrix t1 = Translate(-w1/2,-h1/2); - // Matrix rr = Rotate(angle); - // Matrix t2 = Translate(w2/2,h2/2); - // Matrix t3 = Translate(x,y); - - double angle = ops->angle; - double ccos = cos(M_PI*angle/180.); - double ssin = sin(M_PI*angle/180.); - double w2, h2; - graphPtr_->getBoundingBox(w1, h1, angle, &w2, &h2, NULL); - - double x1 = x+w1/2.; - double y1 = y+h1/2.; - double x2 = w2/2.+x; - double y2 = h2/2.+y; - - double rx = x*ccos + y*ssin + (-x1*ccos -y1*ssin +x2); - double ry = -x*ssin + y*ccos + ( x1*ssin -y1*ccos +y2); - - return graphPtr_->anchorPoint(rx, ry, w2, h2, ops->anchor); -} - -void TextStyle::getExtents(const char *text, int* ww, int* hh) -{ - TextStyleOptions* ops = (TextStyleOptions*)ops_; - - int w, h; - graphPtr_->getTextExtents(ops->font, text, -1, &w, &h); - *ww = w + 2*xPad_; - *hh = h + 2*yPad_; -} |