otk/texture.cc (raw)
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// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*- #ifdef HAVE_CONFIG_H # include "../config.h" #endif // HAVE_CONFIG_H extern "C" { #include <stdio.h> #ifdef HAVE_CTYPE_H #include <ctype.h> #endif } #include <assert.h> #include "texture.hh" #include "display.hh" #include "image.hh" using std::string; namespace otk { Texture::Texture(unsigned int _screen, ImageControl* _ctrl) : c(_screen), ct(_screen), lc(_screen), sc(_screen), bc(_screen), t(0), ctrl(_ctrl), scrn(_screen) { } Texture::Texture(const string &d,unsigned int _screen, ImageControl* _ctrl) : c(_screen), ct(_screen), lc(_screen), sc(_screen), bc(_screen), t(0), ctrl(_ctrl), scrn(_screen) { setDescription(d); } void Texture::setColor(const Color &cc) { c = cc; c.setScreen(screen()); unsigned char r, g, b, rr, gg, bb; // calculate the light color r = c.red(); g = c.green(); b = c.blue(); rr = r + (r >> 1); gg = g + (g >> 1); bb = b + (b >> 1); if (rr < r) rr = ~0; if (gg < g) gg = ~0; if (bb < b) bb = ~0; lc = Color(rr, gg, bb, screen()); // calculate the shadow color r = c.red(); g = c.green(); b = c.blue(); rr = (r >> 2) + (r >> 1); gg = (g >> 2) + (g >> 1); bb = (b >> 2) + (b >> 1); if (rr > r) rr = 0; if (gg > g) gg = 0; if (bb > b) bb = 0; sc = Color(rr, gg, bb, screen()); } void Texture::setDescription(const string &d) { descr.erase(); descr.reserve(d.length()); string::const_iterator it = d.begin(), end = d.end(); for (; it != end; ++it) descr += tolower(*it); if (descr.find("parentrelative") != string::npos) { setTexture(Texture::Parent_Relative); } else { setTexture(0); if (descr.find("gradient") != string::npos) { addTexture(Texture::Gradient); if (descr.find("crossdiagonal") != string::npos) addTexture(Texture::CrossDiagonal); else if (descr.find("rectangle") != string::npos) addTexture(Texture::Rectangle); else if (descr.find("pyramid") != string::npos) addTexture(Texture::Pyramid); else if (descr.find("pipecross") != string::npos) addTexture(Texture::PipeCross); else if (descr.find("elliptic") != string::npos) addTexture(Texture::Elliptic); else if (descr.find("horizontal") != string::npos) addTexture(Texture::Horizontal); else if (descr.find("vertical") != string::npos) addTexture(Texture::Vertical); else addTexture(Texture::Diagonal); } else { addTexture(Texture::Solid); } if (descr.find("sunken") != string::npos) addTexture(Texture::Sunken); else if (descr.find("flat") != string::npos) addTexture(Texture::Flat); else addTexture(Texture::Raised); if (texture() & Texture::Flat) { if (descr.find("border") != string::npos) addTexture(Texture::Border); } else { if (descr.find("bevel2") != string::npos) addTexture(Texture::Bevel2); else addTexture(Texture::Bevel1); } if (descr.find("interlaced") != string::npos) addTexture(Texture::Interlaced); } } void Texture::setScreen(const unsigned int _screen) { if (_screen == screen()) { // nothing to do return; } scrn = _screen; c.setScreen(_screen); ct.setScreen(_screen); lc.setScreen(_screen); sc.setScreen(_screen); bc.setScreen(_screen); } Texture& Texture::operator=(const Texture &tt) { c = tt.c; ct = tt.ct; lc = tt.lc; sc = tt.sc; bc = tt.bc; descr = tt.descr; t = tt.t; scrn = tt.scrn; ctrl = tt.ctrl; return *this; } Pixmap Texture::render(const unsigned int width, const unsigned int height, const Pixmap old) { assert(texture() != Texture::NoTexture); // if (texture() == (Texture::Flat | Texture::Solid)) // return None; if (texture() == Texture::Parent_Relative) return ParentRelative; if (screen() == ~(0u)) scrn = DefaultScreen(**display); assert(ctrl != 0); Pixmap ret = ctrl->renderImage(width, height, *this); if (old) ctrl->removeImage(old); return ret; } } |