122 lines
3.8 KiB
C++
122 lines
3.8 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "ultima/nuvie/core/nuvie_defs.h"
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#include "ultima/nuvie/gui/gui.h"
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#include "ultima/nuvie/gui/gui_area.h"
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namespace Ultima {
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namespace Nuvie {
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GUI_Area:: GUI_Area(int x, int y, int w, int h, uint8 r, uint8 g, uint8 b, int aShape)
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: GUI_Widget(nullptr, x, y, w, h), R(r), G(g), B(b), color(0), useFrame(0), shape(aShape),
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frameThickness(0), fB(0), fG(0), fR(0), frameColor(0) {
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}
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GUI_Area:: GUI_Area(int x, int y, int w, int h, uint8 r, uint8 g, uint8 b,
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uint8 fr, uint8 fg, uint8 fb, int fthick, int aShape)
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: GUI_Widget(nullptr, x, y, w, h), R(r), G(g), B(b), color(0), useFrame(1),
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fR(fr), fG(fg), fB(fb), frameColor(0), frameThickness(fthick), shape(aShape) {
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}
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/* Map the color to the display */
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void
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GUI_Area:: SetDisplay(Screen *s) {
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GUI_Widget::SetDisplay(s);
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color = surface->format.RGBToColor(R, G, B);
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if (useFrame)
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frameColor = surface->format.RGBToColor(fR, fG, fB);
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}
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/* Show the widget */
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void GUI_Area::Display(bool full_redraw) {
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Common::Rect framerect;
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int x, dy, r1, r2, x0, y0;
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switch (shape) {
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case AREA_ROUND:
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r1 = area.width() >> 1;
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r2 = area.height() >> 1;
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x0 = area.left + r1;
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y0 = area.top + r2;
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for (x = area.left; x < area.left + area.width(); x++) {
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dy = (int)((double) r2 * sin(acos((double)(x - x0) / (double) r1)));
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framerect.left = x;
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framerect.top = y0 - dy;
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framerect.setWidth(1);
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framerect.setHeight(dy << 1);
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SDL_FillRect(surface, &framerect, color);
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if (useFrame) {
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if ((x == area.left) || (x == area.left + area.width() - 1)) {
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SDL_FillRect(surface, &framerect, frameColor);
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}
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framerect.setHeight(frameThickness);
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SDL_FillRect(surface, &framerect, frameColor);
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framerect.top = y0 + dy - frameThickness;
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SDL_FillRect(surface, &framerect, frameColor);
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}
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}
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/*
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******** GUI_FillEllipse is not ready yet, GUI_BoundaryFill either *****
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framerect=area;
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if (useFrame)
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{
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GUI_FillEllipse(screen,&framerect,frameColor);
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area.left+=frameThickness; area.width()-=frameThickness << 1;
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area.top+=frameThickness; area.height()-=frameThickness << 1;
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}
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GUI_FillEllipse(screen,&framerect,color);
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*/
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break;
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case AREA_ANGULAR:
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framerect = area;
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SDL_FillRect(surface, &framerect, color);
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/* draw frame */
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if (useFrame) {
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framerect = area;
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framerect.setHeight(frameThickness);
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SDL_FillRect(surface, &framerect, frameColor);
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framerect = area;
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framerect.top = framerect.bottom - frameThickness;
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SDL_FillRect(surface, &framerect, frameColor);
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framerect = area;
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framerect.setWidth(frameThickness);
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SDL_FillRect(surface, &framerect, frameColor);
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framerect = area;
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framerect.left = framerect.right - frameThickness;
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SDL_FillRect(surface, &framerect, frameColor);
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}
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break;
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}
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DisplayChildren();
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screen->update(area.left, area.top, area.width(), area.height());
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return;
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}
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} // End of namespace Nuvie
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} // End of namespace Ultima
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