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