Improved structure for text_strings_management
This commit is contained in:
David Buzatto
parent
12ee86c491
commit
dad91f23e3
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@ -19,10 +19,13 @@
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#include <stdlib.h>
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#define MAX_TEXT_LENGTH 100 // Maximum text particle text length
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#define MAX_TEXT_PARTICLES 100 // Maximum quantity of text particles
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#define FONT_SIZE 30
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#define MAX_TEXT_LENGTH 100
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#define MAX_TEXT_PARTICLES 100
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#define FONT_SIZE 30
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//----------------------------------------------------------------------------------
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// Types and Structures Definition
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//----------------------------------------------------------------------------------
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typedef struct TextParticle {
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char text[MAX_TEXT_LENGTH];
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Rectangle rect; // Boundary
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@ -36,138 +39,16 @@ typedef struct TextParticle {
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bool grabbed;
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} TextParticle;
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TextParticle CreateTextParticle(const char *text, float x, float y, Color color)
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{
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TextParticle tp = {
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.text = "",
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.rect = { x, y, 30, 30 },
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.vel = { GetRandomValue(-200, 200), GetRandomValue(-200, 200) },
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.ppos = { 0 },
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.padding = 5.0f,
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.borderWidth = 5.0f,
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.friction = 0.99,
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.elasticity = 0.9,
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.color = color,
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.grabbed = false
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};
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TextCopy(tp.text, text);
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tp.rect.width = MeasureText(tp.text, FONT_SIZE)+tp.padding*2;
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tp.rect.height = FONT_SIZE+tp.padding*2;
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return tp;
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}
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void MoveTextParticles(TextParticle *tps, int particlePos, int *particleCount)
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{
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for (int i = particlePos+1; i < *particleCount; i++)
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{
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tps[i-1] = tps[i];
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}
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(*particleCount)--;
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}
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void SliceTextParticle(TextParticle *tp, int particlePos, int sliceLength, TextParticle *tps, int *particleCount)
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{
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int length = TextLength(tp->text);
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if((length > 1) && ((*particleCount+length) < MAX_TEXT_PARTICLES))
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{
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// create new particles
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for (int i = 0; i < length; i += sliceLength)
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{
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const char *text = sliceLength == 1 ? TextFormat("%c", tp->text[i]) : TextSubtext(tp->text, i, sliceLength);
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tps[(*particleCount)++] = CreateTextParticle(
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text,
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tp->rect.x + i * tp->rect.width/length,
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tp->rect.y,
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(Color) { GetRandomValue(0, 255), GetRandomValue(0, 255), GetRandomValue(0, 255), 255 }
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);
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}
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MoveTextParticles(tps, particlePos, particleCount);
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}
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}
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bool SliceTextParticleByChar(TextParticle *tp, char charToSlice, TextParticle *tps, int *particleCount)
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{
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int tokenCount = 0;
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const char **tokens = TextSplit(tp->text, charToSlice, &tokenCount);
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if (tokenCount > 1)
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{
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for (int i = 0; i < tokenCount; i++) {
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int tokenLength = TextLength(tokens[i]);
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tps[(*particleCount)++] = CreateTextParticle(
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TextFormat("%s", tokens[i]),
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tp->rect.x + i * tp->rect.width/tokenLength,
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tp->rect.y,
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(Color) { GetRandomValue(0, 255), GetRandomValue(0, 255), GetRandomValue(0, 255), 255 }
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);
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}
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tps[(*particleCount)++] = CreateTextParticle(
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TextFormat("%c", charToSlice),
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tp->rect.x,
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tp->rect.y,
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(Color) { GetRandomValue(0, 255), GetRandomValue(0, 255), GetRandomValue(0, 255), 255 }
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);
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if (tokenCount)
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{
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MoveTextParticles(tps, 0, particleCount);
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}
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return true;
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}
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return false;
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}
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void ShatterTextParticle(TextParticle *tp, int particlePos, TextParticle *tps, int *particleCount)
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{
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SliceTextParticle(tp, particlePos, 1, tps, particleCount);
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}
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void GlueTextParticles(TextParticle *grabbed, TextParticle *target, TextParticle *tps, int *particleCount)
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{
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int p1 = -1;
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int p2 = -1;
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for (int i = 0; i < *particleCount; i++)
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{
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if (&tps[i] == grabbed) p1 = i;
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if (&tps[i] == target) p2 = i;
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}
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if ((p1 != -1) && (p2 != -1))
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{
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TextParticle tp = CreateTextParticle(
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TextFormat( "%s%s", grabbed->text, target->text),
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grabbed->rect.x,
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grabbed->rect.y,
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RAYWHITE
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);
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tp.grabbed = true;
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tps[(*particleCount)++] = tp;
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grabbed->grabbed = false;
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if (p1 < p2)
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{
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MoveTextParticles(tps, p2, particleCount);
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MoveTextParticles(tps, p1, particleCount);
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}
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else
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{
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MoveTextParticles(tps, p1, particleCount);
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MoveTextParticles(tps, p2, particleCount);
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}
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}
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}
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void ResetToUpper(const char* text, TextParticle *tps, int *particleCount) {
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tps[0] = CreateTextParticle(
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text,
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GetScreenWidth()/2,
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GetScreenHeight()/2,
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RAYWHITE
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);
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*particleCount = 1;
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}
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//----------------------------------------------------------------------------------
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// Module Functions Declaration
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//----------------------------------------------------------------------------------
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void PrepareFirstTextParticle(const char* text, TextParticle *tps, int *particleCount);
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TextParticle CreateTextParticle(const char *text, float x, float y, Color color);
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void SliceTextParticle(TextParticle *tp, int particlePos, int sliceLength, TextParticle *tps, int *particleCount);
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void SliceTextParticleByChar(TextParticle *tp, char charToSlice, TextParticle *tps, int *particleCount);
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void ShatterTextParticle(TextParticle *tp, int particlePos, TextParticle *tps, int *particleCount);
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void GlueTextParticles(TextParticle *grabbed, TextParticle *target, TextParticle *tps, int *particleCount);
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void RealocateTextParticles(TextParticle *tps, int particlePos, int *particleCount);
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//------------------------------------------------------------------------------------
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// Program main entry point
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@ -181,20 +62,14 @@ int main(void)
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InitWindow(screenWidth, screenHeight, "raylib [shapes] example - strings management");
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TextParticle textParticles[MAX_TEXT_PARTICLES] = {
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CreateTextParticle(
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"raylib => fun videogames programming!",
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GetScreenWidth()/2,
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GetScreenHeight()/2,
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RAYWHITE
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)
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};
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int particleCount = 1;
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TextParticle textParticles[MAX_TEXT_PARTICLES] = { 0 };
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int particleCount = 0;
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TextParticle *grabbedTextParticle = NULL;
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Vector2 pressOffset = {0};
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SetTargetFPS(60); // Set our game to run at 60 frames-per-second
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PrepareFirstTextParticle("raylib => fun videogames programming!", textParticles, &particleCount);
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SetTargetFPS(60); // Set our game to run at 60 frames-per-second
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//---------------------------------------------------------------------------------------
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// Main game loop
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@ -262,14 +137,13 @@ int main(void)
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}
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}
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// Reset using TextTo functions
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if (IsKeyPressed(KEY_ONE)) ResetToUpper("raylib => fun videogames programming!", textParticles, &particleCount);
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if (IsKeyPressed(KEY_TWO)) ResetToUpper(TextToUpper("raylib => fun videogames programming!"), textParticles, &particleCount);
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if (IsKeyPressed(KEY_THREE)) ResetToUpper(TextToLower("raylib => fun videogames programming!"), textParticles, &particleCount);
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if (IsKeyPressed(KEY_FOUR)) ResetToUpper(TextToPascal("raylib_fun_videogames_programming"), textParticles, &particleCount);
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if (IsKeyPressed(KEY_FIVE)) ResetToUpper(TextToSnake("RaylibFunVideogamesProgramming"), textParticles, &particleCount);
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if (IsKeyPressed(KEY_SIX)) ResetToUpper(TextToCamel("raylib_fun_videogames_programming"), textParticles, &particleCount);
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// Reset using TextTo* functions
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if (IsKeyPressed(KEY_ONE)) PrepareFirstTextParticle("raylib => fun videogames programming!", textParticles, &particleCount);
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if (IsKeyPressed(KEY_TWO)) PrepareFirstTextParticle(TextToUpper("raylib => fun videogames programming!"), textParticles, &particleCount);
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if (IsKeyPressed(KEY_THREE)) PrepareFirstTextParticle(TextToLower("raylib => fun videogames programming!"), textParticles, &particleCount);
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if (IsKeyPressed(KEY_FOUR)) PrepareFirstTextParticle(TextToPascal("raylib_fun_videogames_programming"), textParticles, &particleCount);
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if (IsKeyPressed(KEY_FIVE)) PrepareFirstTextParticle(TextToSnake("RaylibFunVideogamesProgramming"), textParticles, &particleCount);
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if (IsKeyPressed(KEY_SIX)) PrepareFirstTextParticle(TextToCamel("raylib_fun_videogames_programming"), textParticles, &particleCount);
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// Slice by char pressed only when we have one text particle
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char charPressed = GetCharPressed();
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@ -382,4 +256,145 @@ int main(void)
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//--------------------------------------------------------------------------------------
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return 0;
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}
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//----------------------------------------------------------------------------------
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// Module Functions Definition
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//----------------------------------------------------------------------------------
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void PrepareFirstTextParticle(const char* text, TextParticle *tps, int *particleCount)
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{
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tps[0] = CreateTextParticle(
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text,
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GetScreenWidth()/2,
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GetScreenHeight()/2,
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RAYWHITE
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);
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*particleCount = 1;
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}
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TextParticle CreateTextParticle(const char *text, float x, float y, Color color)
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{
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TextParticle tp = {
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.text = "",
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.rect = { x, y, 30, 30 },
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.vel = { GetRandomValue(-200, 200), GetRandomValue(-200, 200) },
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.ppos = { 0 },
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.padding = 5.0f,
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.borderWidth = 5.0f,
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.friction = 0.99,
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.elasticity = 0.9,
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.color = color,
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.grabbed = false
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};
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TextCopy(tp.text, text);
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tp.rect.width = MeasureText(tp.text, FONT_SIZE)+tp.padding*2;
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tp.rect.height = FONT_SIZE+tp.padding*2;
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return tp;
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}
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void SliceTextParticle(TextParticle *tp, int particlePos, int sliceLength, TextParticle *tps, int *particleCount)
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{
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int length = TextLength(tp->text);
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if((length > 1) && ((*particleCount+length) < MAX_TEXT_PARTICLES))
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{
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for (int i = 0; i < length; i += sliceLength)
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{
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const char *text = sliceLength == 1 ? TextFormat("%c", tp->text[i]) : TextSubtext(tp->text, i, sliceLength);
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tps[(*particleCount)++] = CreateTextParticle(
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text,
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tp->rect.x + i * tp->rect.width/length,
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tp->rect.y,
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(Color) { GetRandomValue(0, 255), GetRandomValue(0, 255), GetRandomValue(0, 255), 255 }
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);
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}
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RealocateTextParticles(tps, particlePos, particleCount);
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}
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}
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void SliceTextParticleByChar(TextParticle *tp, char charToSlice, TextParticle *tps, int *particleCount)
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{
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int tokenCount = 0;
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const char **tokens = TextSplit(tp->text, charToSlice, &tokenCount);
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if (tokenCount > 1)
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{
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int textLength = TextLength(tp->text);
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for (int i = 0; i < textLength; i++)
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{
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if (tp->text[i] == charToSlice)
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{
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tps[(*particleCount)++] = CreateTextParticle(
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TextFormat("%c", charToSlice),
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tp->rect.x,
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tp->rect.y,
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(Color) { GetRandomValue(0, 255), GetRandomValue(0, 255), GetRandomValue(0, 255), 255 }
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);
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}
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}
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for (int i = 0; i < tokenCount; i++)
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{
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int tokenLength = TextLength(tokens[i]);
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tps[(*particleCount)++] = CreateTextParticle(
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TextFormat("%s", tokens[i]),
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tp->rect.x + i * tp->rect.width/tokenLength,
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tp->rect.y,
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(Color) { GetRandomValue(0, 255), GetRandomValue(0, 255), GetRandomValue(0, 255), 255 }
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);
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}
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if (tokenCount)
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{
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RealocateTextParticles(tps, 0, particleCount);
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}
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}
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}
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void ShatterTextParticle(TextParticle *tp, int particlePos, TextParticle *tps, int *particleCount)
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{
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SliceTextParticle(tp, particlePos, 1, tps, particleCount);
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}
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void GlueTextParticles(TextParticle *grabbed, TextParticle *target, TextParticle *tps, int *particleCount)
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{
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int p1 = -1;
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int p2 = -1;
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for (int i = 0; i < *particleCount; i++)
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{
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if (&tps[i] == grabbed) p1 = i;
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if (&tps[i] == target) p2 = i;
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}
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if ((p1 != -1) && (p2 != -1))
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{
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TextParticle tp = CreateTextParticle(
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TextFormat( "%s%s", grabbed->text, target->text),
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grabbed->rect.x,
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grabbed->rect.y,
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RAYWHITE
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);
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tp.grabbed = true;
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tps[(*particleCount)++] = tp;
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grabbed->grabbed = false;
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if (p1 < p2)
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{
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RealocateTextParticles(tps, p2, particleCount);
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RealocateTextParticles(tps, p1, particleCount);
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}
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else
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{
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RealocateTextParticles(tps, p1, particleCount);
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RealocateTextParticles(tps, p2, particleCount);
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}
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}
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}
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void RealocateTextParticles(TextParticle *tps, int particlePos, int *particleCount)
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{
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for (int i = particlePos+1; i < *particleCount; i++)
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{
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tps[i-1] = tps[i];
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}
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(*particleCount)--;
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}
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