From 966fe28c59f59fc8be795c8215b9352435982445 Mon Sep 17 00:00:00 2001 From: Aki Date: Thu, 30 Sep 2021 16:46:36 +0200 Subject: Merged nGenEx and Parser into Stars45 --- nGenEx/Window.cpp | 960 ------------------------------------------------------ 1 file changed, 960 deletions(-) delete mode 100644 nGenEx/Window.cpp (limited to 'nGenEx/Window.cpp') diff --git a/nGenEx/Window.cpp b/nGenEx/Window.cpp deleted file mode 100644 index a8f1450..0000000 --- a/nGenEx/Window.cpp +++ /dev/null @@ -1,960 +0,0 @@ -/* Starshatter OpenSource Distribution - Copyright (c) 1997-2004, Destroyer Studios LLC. - All Rights Reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - * Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - * Neither the name "Destroyer Studios" nor the names of its contributors - may be used to endorse or promote products derived from this software - without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE - LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - POSSIBILITY OF SUCH DAMAGE. - - SUBSYSTEM: nGenEx.lib - FILE: Window.cpp - AUTHOR: John DiCamillo - - - OVERVIEW - ======== - Window class -*/ - -#include "MemDebug.h" -#include "Window.h" -#include "Bitmap.h" -#include "Color.h" -#include "Fix.h" -#include "Font.h" -#include "Polygon.h" -#include "Screen.h" -#include "Video.h" -#include "View.h" - -static VertexSet vset4(4); - -// +--------------------------------------------------------------------+ - -Window::Window(Screen* s, int ax, int ay, int aw, int ah) - : screen(s), rect(ax, ay, aw, ah), shown(true), font(0) -{ } - -// +--------------------------------------------------------------------+ - -Window::~Window() -{ - view_list.destroy(); -} - -// +--------------------------------------------------------------------+ - -bool -Window::AddView(View* v) -{ - if (!v) return false; - - if (!view_list.contains(v)) - view_list.append(v); - - return true; -} - -bool -Window::DelView(View* v) -{ - if (!v) return false; - - return view_list.remove(v) == v; -} - -void -Window::MoveTo(const Rect& r) -{ - if (rect.x == r.x && - rect.y == r.y && - rect.w == r.w && - rect.h == r.h) - return; - - rect = r; - - ListIter v = view_list; - while (++v) - v->OnWindowMove(); -} - -// +--------------------------------------------------------------------+ - -void -Window::Paint() -{ - ListIter v = view_list; - while (++v) - v->Refresh(); -} - -// +--------------------------------------------------------------------+ - -static inline void swap(int& a, int& b) { int tmp=a; a=b; b=tmp; } -static inline void sort(int& a, int& b) { if (a>b) swap(a,b); } -static inline void swap(double& a, double& b) { double tmp=a; a=b; b=tmp; } -static inline void sort(double& a, double& b) { if (a>b) swap(a,b); } - -Rect -Window::ClipRect(const Rect& r) -{ - Rect clip_rect = r; - - clip_rect.x += rect.x; - clip_rect.y += rect.y; - - if (clip_rect.x < rect.x) { - clip_rect.w -= rect.x - clip_rect.x; - clip_rect.x = rect.x; - } - - if (clip_rect.y < rect.y) { - clip_rect.h -= rect.y - clip_rect.y; - clip_rect.y = rect.y; - } - - if (clip_rect.x + clip_rect.w > rect.x + rect.w) - clip_rect.w = rect.x + rect.w - clip_rect.x; - - if (clip_rect.y + clip_rect.h > rect.y + rect.h) - clip_rect.h = rect.y + rect.h - clip_rect.y; - - return clip_rect; -} - -// +--------------------------------------------------------------------+ - -bool -Window::ClipLine(int& x1, int& y1, int& x2, int& y2) -{ - // vertical lines: - if (x1==x2) { - clip_vertical: - sort(y1,y2); - if (x1 < 0 || x1 >= rect.w) return false; - if (y1 < 0) y1 = 0; - if (y2 >= rect.h) y2 = rect.h; - return true; - } - - // horizontal lines: - if (y1==y2) { - clip_horizontal: - sort(x1,x2); - if (y1 < 0 || y1 >= rect.h) return false; - if (x1 < 0) x1 = 0; - if (x2 > rect.w) x2 = rect.w; - return true; - } - - // general lines: - - // sort left to right: - if (x1 > x2) { - swap(x1,x2); - swap(y1,y2); - } - - double m = (double)(y2-y1) / (double)(x2-x1); - double b = (double) y1 - (m * x1); - - // clip: - if (x1 < 0) { x1 = 0; y1 = (int) b; } - if (x1 >= rect.w) return false; - if (x2 < 0) return false; - if (x2 > rect.w-1) { x2 = rect.w-1; y2 = (int) (m * x2 + b); } - - if (y1 < 0 && y2 < 0) return false; - if (y1 >= rect.h && y2 >= rect.h) return false; - - if (y1 < 0) { y1 = 0; x1 = (int) (-b/m); } - if (y1 >= rect.h) { y1 = rect.h-1; x1 = (int) ((y1-b)/m); } - if (y2 < 0) { y2 = 0; x2 = (int) (-b/m); } - if (y2 >= rect.h) { y2 = rect.h-1; x2 = (int) ((y2-b)/m); } - - if (x1 == x2) - goto clip_vertical; - - if (y1 == y2) - goto clip_horizontal; - - return true; -} - -// +--------------------------------------------------------------------+ - -bool -Window::ClipLine(double& x1, double& y1, double& x2, double& y2) -{ - // vertical lines: - if (x1==x2) { - clip_vertical: - sort(y1,y2); - if (x1 < 0 || x1 >= rect.w) return false; - if (y1 < 0) y1 = 0; - if (y2 >= rect.h) y2 = rect.h; - return true; - } - - // horizontal lines: - if (y1==y2) { - clip_horizontal: - sort(x1,x2); - if (y1 < 0 || y1 >= rect.h) return false; - if (x1 < 0) x1 = 0; - if (x2 > rect.w) x2 = rect.w; - return true; - } - - // general lines: - - // sort left to right: - if (x1 > x2) { - swap(x1,x2); - swap(y1,y2); - } - - double m = (double)(y2-y1) / (double)(x2-x1); - double b = (double) y1 - (m * x1); - - // clip: - if (x1 < 0) { x1 = 0; y1 = b; } - if (x1 >= rect.w) return false; - if (x2 < 0) return false; - if (x2 > rect.w-1) { x2 = rect.w-1; y2 = (m * x2 + b); } - - if (y1 < 0 && y2 < 0) return false; - if (y1 >= rect.h && y2 >= rect.h) return false; - - if (y1 < 0) { y1 = 0; x1 = (-b/m); } - if (y1 >= rect.h) { y1 = rect.h-1; x1 = ((y1-b)/m); } - if (y2 < 0) { y2 = 0; x2 = (-b/m); } - if (y2 >= rect.h) { y2 = rect.h-1; x2 = ((y2-b)/m); } - - if (x1 == x2) - goto clip_vertical; - - if (y1 == y2) - goto clip_horizontal; - - return true; -} - -// +--------------------------------------------------------------------+ - -void -Window::DrawLine(int x1, int y1, int x2, int y2, Color color, int blend) -{ - if (!screen || !screen->GetVideo()) return; - - if (ClipLine(x1,y1,x2,y2)) { - float points[4]; - - points[0] = (float) (rect.x + x1); - points[1] = (float) (rect.y + y1); - points[2] = (float) (rect.x + x2); - points[3] = (float) (rect.y + y2); - - Video* video = screen->GetVideo(); - video->DrawScreenLines(1, points, color, blend); - } -} - -// +--------------------------------------------------------------------+ - -void -Window::DrawRect(int x1, int y1, int x2, int y2, Color color, int blend) -{ - if (!screen || !screen->GetVideo()) return; - - sort(x1,x2); - sort(y1,y2); - - if (x1 > rect.w || x2 < 0 || y1 > rect.h || y2 < 0) - return; - - float points[16]; - - points[ 0] = (float) (rect.x + x1); - points[ 1] = (float) (rect.y + y1); - points[ 2] = (float) (rect.x + x2); - points[ 3] = (float) (rect.y + y1); - - points[ 4] = (float) (rect.x + x2); - points[ 5] = (float) (rect.y + y1); - points[ 6] = (float) (rect.x + x2); - points[ 7] = (float) (rect.y + y2); - - points[ 8] = (float) (rect.x + x2); - points[ 9] = (float) (rect.y + y2); - points[10] = (float) (rect.x + x1); - points[11] = (float) (rect.y + y2); - - points[12] = (float) (rect.x + x1); - points[13] = (float) (rect.y + y2); - points[14] = (float) (rect.x + x1); - points[15] = (float) (rect.y + y1); - - Video* video = screen->GetVideo(); - video->DrawScreenLines(4, points, color, blend); -} - -void -Window::DrawRect(const Rect& r, Color color, int blend) -{ - DrawRect(r.x, r.y, r.x+r.w, r.y+r.h, color, blend); -} - -// +--------------------------------------------------------------------+ - -void -Window::FillRect(int x1, int y1, int x2, int y2, Color color, int blend) -{ - if (!screen || !screen->GetVideo()) return; - - sort(x1,x2); - sort(y1,y2); - - if (x1 > rect.w || x2 < 0 || y1 > rect.h || y2 < 0) - return; - - vset4.space = VertexSet::SCREEN_SPACE; - for (int i = 0; i < 4; i++) { - vset4.diffuse[i] = color.Value(); - } - - vset4.s_loc[0].x = (float) (rect.x + x1) - 0.5f; - vset4.s_loc[0].y = (float) (rect.y + y1) - 0.5f; - vset4.s_loc[0].z = 0.0f; - vset4.rw[0] = 1.0f; - vset4.tu[0] = 0.0f; - vset4.tv[0] = 0.0f; - - vset4.s_loc[1].x = (float) (rect.x + x2) - 0.5f; - vset4.s_loc[1].y = (float) (rect.y + y1) - 0.5f; - vset4.s_loc[1].z = 0.0f; - vset4.rw[1] = 1.0f; - vset4.tu[1] = 1.0f; - vset4.tv[1] = 0.0f; - - vset4.s_loc[2].x = (float) (rect.x + x2) - 0.5f; - vset4.s_loc[2].y = (float) (rect.y + y2) - 0.5f; - vset4.s_loc[2].z = 0.0f; - vset4.rw[2] = 1.0f; - vset4.tu[2] = 1.0f; - vset4.tv[2] = 1.0f; - - vset4.s_loc[3].x = (float) (rect.x + x1) - 0.5f; - vset4.s_loc[3].y = (float) (rect.y + y2) - 0.5f; - vset4.s_loc[3].z = 0.0f; - vset4.rw[3] = 1.0f; - vset4.tu[3] = 0.0f; - vset4.tv[3] = 1.0f; - - Poly poly(0); - poly.nverts = 4; - poly.vertex_set = &vset4; - poly.verts[0] = 0; - poly.verts[1] = 1; - poly.verts[2] = 2; - poly.verts[3] = 3; - - Video* video = screen->GetVideo(); - video->DrawScreenPolys(1, &poly, blend); -} - -void -Window::FillRect(const Rect& r, Color color, int blend) -{ - FillRect(r.x, r.y, r.x+r.w, r.y+r.h, color, blend); -} - -// +--------------------------------------------------------------------+ - -void -Window::DrawLines(int nPts, POINT* pts, Color color, int blend) -{ - if (nPts < 2 || nPts > 16) - return; - - if (!screen || !screen->GetVideo()) - return; - - float f[64]; - int n = 0; - - for (int i = 0; i < nPts-1; i++) { - f[n++] = (float) rect.x + pts[i].x; - f[n++] = (float) rect.y + pts[i].y; - f[n++] = (float) rect.x + pts[i+1].x; - f[n++] = (float) rect.y + pts[i+1].y; - } - - Video* video = screen->GetVideo(); - video->DrawScreenLines(nPts-1, f, color, blend); -} - -void -Window::DrawPoly(int nPts, POINT* pts, Color color, int blend) -{ - if (nPts < 3 || nPts > 8) - return; - - if (!screen || !screen->GetVideo()) - return; - - float f[32]; - int n = 0; - - for (int i = 0; i < nPts-1; i++) { - f[n++] = (float) rect.x + pts[i].x; - f[n++] = (float) rect.y + pts[i].y; - f[n++] = (float) rect.x + pts[i+1].x; - f[n++] = (float) rect.y + pts[i+1].y; - } - - f[n++] = (float) rect.x + pts[nPts-1].x; - f[n++] = (float) rect.y + pts[nPts-1].y; - f[n++] = (float) rect.x + pts[0].x; - f[n++] = (float) rect.y + pts[0].y; - - Video* video = screen->GetVideo(); - video->DrawScreenLines(nPts, f, color, blend); -} - -void -Window::FillPoly(int nPts, POINT* pts, Color color, int blend) -{ - if (nPts < 3 || nPts > 4) - return; - - if (!screen || !screen->GetVideo()) - return; - - vset4.space = VertexSet::SCREEN_SPACE; - for (int i = 0; i < nPts; i++) { - vset4.diffuse[i] = color.Value(); - vset4.s_loc[i].x = (float) (rect.x + pts[i].x) - 0.5f; - vset4.s_loc[i].y = (float) (rect.y + pts[i].y) - 0.5f; - vset4.s_loc[i].z = 0.0f; - vset4.rw[i] = 1.0f; - vset4.tu[i] = 0.0f; - vset4.tv[i] = 0.0f; - } - - Poly poly(0); - poly.nverts = nPts; - poly.vertex_set = &vset4; - poly.verts[0] = 0; - poly.verts[1] = 1; - poly.verts[2] = 2; - poly.verts[3] = 3; - - Video* video = screen->GetVideo(); - video->DrawScreenPolys(1, &poly, blend); -} - -// +--------------------------------------------------------------------+ - -void -Window::DrawBitmap(int x1, int y1, int x2, int y2, Bitmap* img, int blend) -{ - Rect clip_rect; - clip_rect.w = rect.w; - clip_rect.h = rect.h; - - ClipBitmap(x1,y1,x2,y2,img,Color::White,blend,clip_rect); -} - -void -Window::FadeBitmap(int x1, int y1, int x2, int y2, Bitmap* img, Color c, int blend) -{ - Rect clip_rect; - clip_rect.w = rect.w; - clip_rect.h = rect.h; - - ClipBitmap(x1,y1,x2,y2,img,c,blend,clip_rect); -} - -void -Window::ClipBitmap(int x1, int y1, int x2, int y2, Bitmap* img, Color c, int blend, const Rect& clip_rect) -{ - if (!screen || !screen->GetVideo() || !img) return; - - Rect clip = clip_rect; - - // clip the clip rect to the window rect: - if (clip.x < 0) { - clip.w -= clip.x; - clip.x = 0; - } - - if (clip.x + clip.w > rect.w) { - clip.w -= (clip.x + clip.w - rect.w); - } - - if (clip.y < 0) { - clip.h -= clip.y; - clip.y = 0; - } - - if (clip.y + clip.h > rect.h) { - clip.h -= (clip.y + clip.h - rect.h); - } - - // now clip the bitmap to the validated clip rect: - sort(x1,x2); - sort(y1,y2); - - if (x1 > clip.x + clip.w || x2 < clip.x || y1 > clip.y + clip.h || y2 < clip.y) - return; - - vset4.space = VertexSet::SCREEN_SPACE; - for (int i = 0; i < 4; i++) { - vset4.diffuse[i] = c.Value(); - } - - float u1 = 0.0f; - float u2 = 1.0f; - float v1 = 0.0f; - float v2 = 1.0f; - float iw = (float) (x2-x1); - float ih = (float) (y2-y1); - int x3 = clip.x + clip.w; - int y3 = clip.y + clip.h; - - if (x1 < clip.x) { - u1 = (clip.x - x1) / iw; - x1 = clip.x; - } - - if (x2 > x3) { - u2 = 1.0f - (x2 - x3) / iw; - x2 = x3; - } - - if (y1 < clip.y) { - v1 = (clip.y - y1) / ih; - y1 = clip.y; - } - - if (y2 > y3) { - v2 = 1.0f - (y2 - y3) / ih; - y2 = y3; - } - - vset4.s_loc[0].x = (float) (rect.x + x1) - 0.5f; - vset4.s_loc[0].y = (float) (rect.y + y1) - 0.5f; - vset4.s_loc[0].z = 0.0f; - vset4.rw[0] = 1.0f; - vset4.tu[0] = u1; - vset4.tv[0] = v1; - - vset4.s_loc[1].x = (float) (rect.x + x2) - 0.5f; - vset4.s_loc[1].y = (float) (rect.y + y1) - 0.5f; - vset4.s_loc[1].z = 0.0f; - vset4.rw[1] = 1.0f; - vset4.tu[1] = u2; - vset4.tv[1] = v1; - - vset4.s_loc[2].x = (float) (rect.x + x2) - 0.5f; - vset4.s_loc[2].y = (float) (rect.y + y2) - 0.5f; - vset4.s_loc[2].z = 0.0f; - vset4.rw[2] = 1.0f; - vset4.tu[2] = u2; - vset4.tv[2] = v2; - - vset4.s_loc[3].x = (float) (rect.x + x1) - 0.5f; - vset4.s_loc[3].y = (float) (rect.y + y2) - 0.5f; - vset4.s_loc[3].z = 0.0f; - vset4.rw[3] = 1.0f; - vset4.tu[3] = u1; - vset4.tv[3] = v2; - - Material mtl; - mtl.tex_diffuse = img; - - Poly poly(0); - poly.nverts = 4; - poly.vertex_set = &vset4; - poly.material = &mtl; - poly.verts[0] = 0; - poly.verts[1] = 1; - poly.verts[2] = 2; - poly.verts[3] = 3; - - Video* video = screen->GetVideo(); - - video->SetRenderState(Video::TEXTURE_WRAP, 0); - video->DrawScreenPolys(1, &poly, blend); - video->SetRenderState(Video::TEXTURE_WRAP, 1); -} - -// +--------------------------------------------------------------------+ - -void -Window::TileBitmap(int x1, int y1, int x2, int y2, Bitmap* img, int blend) -{ - if (!screen || !screen->GetVideo()) return; - if (!img || !img->Width() || !img->Height()) return; - - vset4.space = VertexSet::SCREEN_SPACE; - for (int i = 0; i < 4; i++) { - vset4.diffuse[i] = Color::White.Value(); - } - - float xscale = (float) rect.w / (float) img->Width(); - float yscale = (float) rect.h / (float) img->Height(); - - vset4.s_loc[0].x = (float) (rect.x + x1) - 0.5f; - vset4.s_loc[0].y = (float) (rect.y + y1) - 0.5f; - vset4.s_loc[0].z = 0.0f; - vset4.rw[0] = 1.0f; - vset4.tu[0] = 0.0f; - vset4.tv[0] = 0.0f; - - vset4.s_loc[1].x = (float) (rect.x + x2) - 0.5f; - vset4.s_loc[1].y = (float) (rect.y + y1) - 0.5f; - vset4.s_loc[1].z = 0.0f; - vset4.rw[1] = 1.0f; - vset4.tu[1] = xscale; - vset4.tv[1] = 0.0f; - - vset4.s_loc[2].x = (float) (rect.x + x2) - 0.5f; - vset4.s_loc[2].y = (float) (rect.y + y2) - 0.5f; - vset4.s_loc[2].z = 0.0f; - vset4.rw[2] = 1.0f; - vset4.tu[2] = xscale; - vset4.tv[2] = yscale; - - vset4.s_loc[3].x = (float) (rect.x + x1) - 0.5f; - vset4.s_loc[3].y = (float) (rect.y + y2) - 0.5f; - vset4.s_loc[3].z = 0.0f; - vset4.rw[3] = 1.0f; - vset4.tu[3] = 0.0f; - vset4.tv[3] = yscale; - - Material mtl; - mtl.tex_diffuse = img; - - Poly poly(0); - poly.nverts = 4; - poly.vertex_set = &vset4; - poly.material = &mtl; - poly.verts[0] = 0; - poly.verts[1] = 1; - poly.verts[2] = 2; - poly.verts[3] = 3; - - Video* video = screen->GetVideo(); - video->DrawScreenPolys(1, &poly, blend); -} - -// +--------------------------------------------------------------------+ - -static float ellipse_pts[256]; - -void -Window::DrawEllipse(int x1, int y1, int x2, int y2, Color color, int blend) -{ - Video* video = screen->GetVideo(); - - if (!video) - return; - - sort(x1,x2); - sort(y1,y2); - - if (x1 > rect.w || x2 < 0 || y1 > rect.h || y2 < 0) - return; - - double w2 = (x2-x1)/2.0; - double h2 = (y2-y1)/2.0; - double cx = rect.x + x1 + w2; - double cy = rect.y + y1 + h2; - double r = w2; - int ns = 4; - int np = 0; - - if (h2 > r) - r = h2; - - if (r > 2*ns) - ns = (int) (r/2); - - if (ns > 64) - ns = 64; - - double theta = 0; - double dt = (PI/2) / ns; - - // quadrant 1 (lower right): - if (cx < (rect.x+rect.w) && cy < (rect.y + rect.h)) { - theta = 0; - np = 0; - - for (int i = 0; i < ns; i++) { - double ex1 = x1 + w2 + cos(theta) * w2; - double ey1 = y1 + h2 + sin(theta) * h2; - - theta += dt; - - double ex2 = x1 + w2 + cos(theta) * w2; - double ey2 = y1 + h2 + sin(theta) * h2; - - if (ClipLine(ex1, ey1, ex2, ey2)) { - ellipse_pts[np++] = (float) (rect.x + ex1); - ellipse_pts[np++] = (float) (rect.y + ey1); - ellipse_pts[np++] = (float) (rect.x + ex2); - ellipse_pts[np++] = (float) (rect.y + ey2); - } - } - - video->DrawScreenLines(np/4, ellipse_pts, color, blend); - } - - // quadrant 2 (lower left): - if (cx > rect.x && cy < (rect.y + rect.h)) { - theta = 90*DEGREES; - np = 0; - - for (int i = 0; i < ns; i++) { - double ex1 = x1 + w2 + cos(theta) * w2; - double ey1 = y1 + h2 + sin(theta) * h2; - - theta += dt; - - double ex2 = x1 + w2 + cos(theta) * w2; - double ey2 = y1 + h2 + sin(theta) * h2; - - if (ClipLine(ex1, ey1, ex2, ey2)) { - ellipse_pts[np++] = (float) (rect.x + ex1); - ellipse_pts[np++] = (float) (rect.y + ey1); - ellipse_pts[np++] = (float) (rect.x + ex2); - ellipse_pts[np++] = (float) (rect.y + ey2); - } - } - - video->DrawScreenLines(np/4, ellipse_pts, color, blend); - } - - // quadrant 3 (upper left): - if (cx > rect.x && cy > rect.y) { - theta = 180*DEGREES; - np = 0; - - for (int i = 0; i < ns; i++) { - double ex1 = x1 + w2 + cos(theta) * w2; - double ey1 = y1 + h2 + sin(theta) * h2; - - theta += dt; - - double ex2 = x1 + w2 + cos(theta) * w2; - double ey2 = y1 + h2 + sin(theta) * h2; - - if (ClipLine(ex1, ey1, ex2, ey2)) { - ellipse_pts[np++] = (float) (rect.x + ex1); - ellipse_pts[np++] = (float) (rect.y + ey1); - ellipse_pts[np++] = (float) (rect.x + ex2); - ellipse_pts[np++] = (float) (rect.y + ey2); - } - } - - video->DrawScreenLines(np/4, ellipse_pts, color, blend); - } - - // quadrant 4 (upper right): - if (cx < (rect.x+rect.w) && cy > rect.y) { - theta = 270*DEGREES; - np = 0; - - for (int i = 0; i < ns; i++) { - double ex1 = x1 + w2 + cos(theta) * w2; - double ey1 = y1 + h2 + sin(theta) * h2; - - theta += dt; - - double ex2 = x1 + w2 + cos(theta) * w2; - double ey2 = y1 + h2 + sin(theta) * h2; - - if (ClipLine(ex1, ey1, ex2, ey2)) { - ellipse_pts[np++] = (float) (rect.x + ex1); - ellipse_pts[np++] = (float) (rect.y + ey1); - ellipse_pts[np++] = (float) (rect.x + ex2); - ellipse_pts[np++] = (float) (rect.y + ey2); - } - } - - video->DrawScreenLines(np/4, ellipse_pts, color, blend); - } - -} - -void -Window::FillEllipse(int x1, int y1, int x2, int y2, Color color, int blend) -{ - Video* video = screen->GetVideo(); - - if (!video) - return; - - sort(x1,x2); - sort(y1,y2); - - if (x1 > rect.w || x2 < 0 || y1 > rect.h || y2 < 0) - return; - - double w2 = (x2-x1)/2.0; - double h2 = (y2-y1)/2.0; - double cx = x1 + w2; - double cy = y1 + h2; - double r = w2; - int ns = 4; - int np = 0; - - if (h2 > r) - r = h2; - - if (r > 2*ns) - ns = (int) (r/2); - - if (ns > 64) - ns = 64; - - double theta = -PI / 2; - double dt = PI / ns; - - for (int i = 0; i < ns; i++) { - double ex1 = cos(theta) * w2; - double ey1 = sin(theta) * h2; - - theta += dt; - - double ex2 = cos(theta) * w2; - double ey2 = sin(theta) * h2; - - POINT pts[4]; - - pts[0].x = (int) (cx - ex1); - pts[0].y = (int) (cy + ey1); - - pts[1].x = (int) (cx + ex1); - pts[1].y = (int) (cy + ey1); - - pts[2].x = (int) (cx + ex2); - pts[2].y = (int) (cy + ey2); - - pts[3].x = (int) (cx - ex2); - pts[3].y = (int) (cy + ey2); - - if (pts[0].x > rect.w && pts[3].x > rect.w) - continue; - - if (pts[1].x < 0 && pts[2].x < 0) - continue; - - if (pts[0].y > rect.h) - return; - - if (pts[2].y < 0) - continue; - - if (pts[0].x < 0) pts[0].x = 0; - if (pts[3].x < 0) pts[3].x = 0; - if (pts[1].x > rect.w) pts[1].x = rect.w; - if (pts[2].x > rect.w) pts[2].x = rect.w; - - if (pts[0].y < 0) pts[0].y = 0; - if (pts[1].y < 0) pts[1].y = 0; - if (pts[2].y > rect.h) pts[2].y = rect.h; - if (pts[3].y > rect.h) pts[3].y = rect.h; - - FillPoly(4, pts, color, blend); - } -} - -// +--------------------------------------------------------------------+ - -void -Window::Print(int x1, int y1, const char* fmt, ...) -{ - if (!font || x1<0 || y1<0 || x1>=rect.w || y1>=rect.h || !fmt) - return; - - x1 += rect.x; - y1 += rect.y; - - char msgbuf[512]; - vsprintf_s(msgbuf, fmt, (char *)(&fmt+1)); - font->DrawString(msgbuf, strlen(msgbuf), x1, y1, rect); -} - -void -Window::DrawText(const char* txt, int count, Rect& txt_rect, DWORD flags) -{ - if (!font) - return; - - if (txt && !count) - count = strlen(txt); - - // clip the rect: - Rect clip_rect = txt_rect; - - if (clip_rect.x < 0) { - int dx = -clip_rect.x; - clip_rect.x += dx; - clip_rect.w -= dx; - } - - if (clip_rect.y < 0) { - int dy = -clip_rect.y; - clip_rect.y += dy; - clip_rect.h -= dy; - } - - if (clip_rect.w < 1 || clip_rect.h < 1) - return; - - if (clip_rect.x + clip_rect.w > rect.w) - clip_rect.w = rect.w - clip_rect.x; - - if (clip_rect.y + clip_rect.h > rect.h) - clip_rect.h = rect.h - clip_rect.y; - - clip_rect.x += rect.x; - clip_rect.y += rect.y; - - if (font && txt && count) { - font->DrawText(txt, count, clip_rect, flags); - font->SetAlpha(1); - } - - // if calc only, update the rectangle: - if (flags & DT_CALCRECT) { - txt_rect.h = clip_rect.h; - txt_rect.w = clip_rect.w; - } -} - -- cgit v1.1