From 8eb0808fecb8c57eff877fddf38db91b1f067921 Mon Sep 17 00:00:00 2001
From: knolax <1339802534.kk@gmail.com>
Date: Tue, 28 Feb 2017 11:07:10 -0500
Subject: initial commit, this is the gfx library which serves as a crappy
 wrapper for SDL.

---
 example/main.cpp | 157 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 157 insertions(+)
 create mode 100644 example/main.cpp

(limited to 'example/main.cpp')

diff --git a/example/main.cpp b/example/main.cpp
new file mode 100644
index 0000000..67f4487
--- /dev/null
+++ b/example/main.cpp
@@ -0,0 +1,157 @@
+#include<stdio.h>
+#include<time.h>
+#include "gfx.h"
+#include "main.h"
+#include "gui.h"
+int loop;
+float sum;
+butt butts;
+tbuff texts;
+std::string output;
+int main (int argc, char * argv[]) {
+	//inits program
+	initgfx(400,600, "SDL calculator");
+	//main loop, this is defined in main.h and global
+	loop = 1;
+	SDL_Texture * ttp = loadtexture("img/blue.bmp");
+	sum = -1;
+	//adds the gui elements
+	butts.add(50,400,50,20, "reset");
+	butts.add(250,400,100,20, "calculate");
+	butts.add(380,0,20,20, "x");
+	texts.add(50,50,300,20);
+	texts.add(50,100,300,20);
+	texts.add(50,150,300,20);
+	texts.add(50,200,300,20);
+	
+	while(loop) {
+		//polls events, which are in a buffer
+		//returns 1 if there is event in buffer
+		//returns 0 if buffer is empty
+		SDL_Event event;
+		while (SDL_PollEvent(&event)) {
+			switch (event.type) {
+				//loop is a global defined in main.h
+				case SDL_QUIT:
+					printf("loop = 0;\n");
+					loop = 0;
+				break;
+				//adds to the text input manager
+				case SDL_TEXTINPUT:
+					//if the input buffer was empty before, 
+					//make it the text, which is char[] which
+					//is *char
+					texts.charin( event.text.text);
+					printf("text input event\n");
+				break;
+				//this only applies if you're typing in chinese
+				case SDL_TEXTEDITING:
+					printf("text editing event\n");
+				break;
+				//for when the moose moves
+				case SDL_MOUSEMOTION:
+					butts.hover(event.motion.x, event.motion.y);
+					texts.hover(event.motion.x, event.motion.y);
+				break;
+				//left click only, double clicks cancer out so only odd
+				case SDL_MOUSEBUTTONDOWN:
+					if(( event.button.button == SDL_BUTTON_LEFT) && ((event.button.clicks % 2) != 0)) {
+						butts.press(event.button.x, event.button.y);
+						texts.press(event.button.x, event.button.y);
+					}
+				break; 
+			}
+		}
+		//checks the states of the buttons and handles them accordingly
+		if (butts.state(0) & TOGGLE) {
+			//returns all the text buffers to ""
+			texts.reset();
+			//toggles the state of the button back to off
+			butts.unpress(0);
+		}
+		//actually calculates
+		if (butts.state(1) & TOGGLE) {
+			sum = 0;
+			//since only error is an exception
+			try {
+				sum += stof(texts.buffs[0]);
+				sum += stof(texts.buffs[1]);
+				sum += stof(texts.buffs[2]);
+				sum += stof(texts.buffs[3]);
+				sum = sum / 4.0;
+				output = std::to_string(sum);
+			//I know that sum can be -1, but NULL doesn't work well in cpp
+			//and I don't want to use a second variable
+			} catch (std::invalid_argument& a) {
+				sum = -1;
+				//untoggles buton
+				output = "inputs not valid";
+			}
+			butts.unpress(1);
+		}
+		//quits the program
+		if (butts.state(2) & TOGGLE) {
+			loop = false;
+			butts.unpress(2);
+		}
+		cleargfx();
+		//grade score color
+		SDL_Color outc;
+		outc.r = 255;
+		outc.g = 255;
+		outc.b = 255;
+		outc.a = 255;
+		//the text box labesl
+		drawtext(0,50,"Test1",outc);
+		drawtext(0,100,"Test2",outc);
+		drawtext(0,150,"Test3",outc);
+		drawtext(0,200,"Test4",outc);
+		//load grade image
+		SDL_Surface * tsp;
+		SDL_Texture * ttp;
+		
+		//so we don't assign a grade to NOT VALID
+		if (sum != -1) {
+			if (sum >= 90) {
+				tsp = SDL_LoadBMP("img/A.bmp");
+				drawtext(100,450,"A",outc);
+			} else if( sum >= 80) {
+				tsp = SDL_LoadBMP("img/B.bmp");	
+				drawtext(100,450,"B",outc);
+			} else if (sum >= 70){
+				tsp = SDL_LoadBMP("img/C.bmp");
+				drawtext(100,450,"C",outc);
+			} else if (sum >= 60){
+				tsp = SDL_LoadBMP("img/D.bmp");
+				drawtext(100,450,"D",outc);
+			} else {
+				tsp = SDL_LoadBMP("img/F.bmp");
+				drawtext(100,450,"F",outc);
+			}
+			ttp = SDL_CreateTextureFromSurface(renderp, tsp);
+			drawimg(100,450,50,50,ttp);
+			SDL_FreeSurface(tsp);
+			SDL_DestroyTexture(ttp);
+		}
+		
+		
+		//draws the grade score
+		drawtext(180,450,output.c_str(),outc);
+		//draws all buttons
+		butts.drawbutt();
+		//draws text buffer
+		texts.drawtbuff();
+		//updates frame
+			//since only error is an exception	
+			//all the work is done here
+		
+		drawimg(0,0,20,20,"img/red.bmp");
+		drawimg(20,20,10,10,ttp);	
+		drawrect(0,20,10,10,255,255,255,50);
+		updategfx();
+	}
+	SDL_DestroyTexture(ttp);
+	quitgfx();
+	return 0;
+}
+
-- 
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