BreizhHardware/bloubloulespoissons
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add rounded and gradient

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This commit is contained in:
StevSpotted
2024-12-12 16:46:09 +01:00
parent 797e148f22
commit 037a05b106
2 changed files with 102 additions and 16 deletions
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111
menu.cpp
View File

@@ -1,8 +1,88 @@
#include "menu.h"
void drawRoundedRectWithGradient(SDL_Renderer* renderer, SDL_Rect rect, int radius, SDL_Color startColor, SDL_Color endColor, int gradientWidth) {
for (int i = 0; i < gradientWidth; i++) {
Uint8 r = startColor.r + i * (endColor.r - startColor.r) / gradientWidth;
Uint8 g = startColor.g + i * (endColor.g - startColor.g) / gradientWidth;
Uint8 b = startColor.b + i * (endColor.b - startColor.b) / gradientWidth;
Uint8 a = startColor.a + i * (endColor.a - startColor.a) / gradientWidth;
SDL_Color gradientColor = {r, g, b, a};
SDL_SetRenderDrawColor(renderer, gradientColor.r, gradientColor.g, gradientColor.b, gradientColor.a);
SDL_Rect gradientRect = {
rect.x - i,
rect.y - i,
rect.w + 2 * i,
rect.h + 2 * i
};
auto drawRoundedCorners = [&](int x, int y, int r) {
for (int dy = -r; dy <= r; dy++) {
for (int dx = -r; dx <= r; dx++) {
if (dx * dx + dy * dy <= r * r) {
SDL_RenderDrawPoint(renderer, x + dx, y + dy);
}
}
}
};
drawRoundedCorners(gradientRect.x + radius, gradientRect.y + radius, radius);
drawRoundedCorners(gradientRect.x + gradientRect.w - radius, gradientRect.y + radius, radius);
drawRoundedCorners(gradientRect.x + radius, gradientRect.y + gradientRect.h - radius, radius);
drawRoundedCorners(gradientRect.x + gradientRect.w - radius, gradientRect.y + gradientRect.h - radius, radius);
SDL_Rect top = {gradientRect.x + radius, gradientRect.y, gradientRect.w - 2 * radius, radius};
SDL_Rect bottom = {gradientRect.x + radius, gradientRect.y + gradientRect.h - radius, gradientRect.w - 2 * radius, radius};
SDL_Rect left = {gradientRect.x, gradientRect.y + radius, radius, gradientRect.h - 2 * radius};
SDL_Rect right = {gradientRect.x + gradientRect.w - radius, gradientRect.y + radius, radius, gradientRect.h - 2 * radius};
SDL_Rect center = {gradientRect.x + radius, gradientRect.y + radius, gradientRect.w - 2 * radius, gradientRect.h - 2 * radius};
SDL_RenderDrawRect(renderer, &top);
SDL_RenderDrawRect(renderer, &bottom);
SDL_RenderDrawRect(renderer, &left);
SDL_RenderDrawRect(renderer, &right);
}
}
void drawRoundedRect(SDL_Renderer* renderer, SDL_Rect rect, int radius, SDL_Color color) {
SDL_SetRenderDrawColor(renderer, color.r, color.g, color.b, color.a);
auto drawRoundedCorners = [&](int x, int y, int r) {
for (int dy = -r; dy <= r; dy++) {
for (int dx = -r; dx <= r; dx++) {
if (dx * dx + dy * dy <= r * r) {
SDL_RenderDrawPoint(renderer, x + dx, y + dy);
}
}
}
};
drawRoundedCorners(rect.x + radius, rect.y + radius, radius);
drawRoundedCorners(rect.x + rect.w - radius, rect.y + radius, radius);
drawRoundedCorners(rect.x + radius, rect.y + rect.h - radius, radius);
drawRoundedCorners(rect.x + rect.w - radius, rect.y + rect.h - radius, radius);
SDL_Rect top = {rect.x + radius, rect.y, rect.w - 2 * radius, radius};
SDL_Rect bottom = {rect.x + radius, rect.y + rect.h - radius, rect.w - 2 * radius, radius};
SDL_Rect left = {rect.x, rect.y + radius, radius, rect.h - 2 * radius};
SDL_Rect right = {rect.x + rect.w - radius, rect.y + radius, radius, rect.h - 2 * radius};
SDL_Rect center = {rect.x + radius, rect.y + radius, rect.w - 2 * radius, rect.h - 2 * radius};
SDL_RenderFillRect(renderer, &top);
SDL_RenderFillRect(renderer, &bottom);
SDL_RenderFillRect(renderer, &left);
SDL_RenderFillRect(renderer, &right);
SDL_RenderFillRect(renderer, &center);
}
void Menu::draw(SDL_Renderer* renderer) {
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, backgroundTxt, nullptr, &backgroundRect);
if (pages.size() > 0) {
if (currentPage == -1 && pages.size() > 0) {
currentPage = 0;
@@ -21,24 +101,17 @@ void Menu::draw(SDL_Renderer* renderer) {
bool hover = false;
for (Button& button : pages[currentPage].buttons) {
// Dessiner le fond du bouton avec opacité
SDL_SetRenderDrawColor(renderer, button.bgColor.r, button.bgColor.g, button.bgColor.b, button.bgColor.a);
SDL_RenderFillRect(renderer, &button.rect);
drawRoundedRectWithGradient(
renderer,
button.rect,
button.borderRadius,
button.startGradientColor,
button.endGradientColor,
button.gradientWidth
);
// Dessiner la bordure du bouton
SDL_SetRenderDrawColor(renderer, button.borderColor.r, button.borderColor.g, button.borderColor.b, button.borderColor.a);
SDL_Rect borderRect = {button.rect.x - button.borderWidth, button.rect.y - button.borderWidth, button.rect.w + 2 * button.borderWidth, button.rect.h + 2 * button.borderWidth};
SDL_RenderDrawRect(renderer, &borderRect);
drawRoundedRect(renderer, button.rect, button.borderRadius, button.bgColor);
// Dessiner les coins arrondis
for (int w = 0; w < button.borderWidth; ++w) {
SDL_RenderDrawLine(renderer, button.rect.x - w, button.rect.y - w + button.borderRadius, button.rect.x - w, button.rect.y + button.rect.h + w - button.borderRadius);
SDL_RenderDrawLine(renderer, button.rect.x + button.rect.w + w, button.rect.y - w + button.borderRadius, button.rect.x + button.rect.w + w, button.rect.y + button.rect.h + w - button.borderRadius);
SDL_RenderDrawLine(renderer, button.rect.x - w + button.borderRadius, button.rect.y - w, button.rect.x + button.rect.w + w - button.borderRadius, button.rect.y - w);
SDL_RenderDrawLine(renderer, button.rect.x - w + button.borderRadius, button.rect.y + button.rect.h + w, button.rect.x + button.rect.w + w - button.borderRadius, button.rect.y + button.rect.h + w);
}
// Dessiner le texte du bouton
SDL_RenderCopy(renderer, button.txt, nullptr, &button.txtRect);
if (button.isTextInput) {
@@ -70,6 +143,8 @@ void Menu::draw(SDL_Renderer* renderer) {
SDL_RenderPresent(renderer);
}
void Menu::handleClickedButton() {
SDL_Event event;
while (SDL_PollEvent(&event)) {
@@ -157,6 +232,10 @@ void Menu::addButton(std::string page, int x, int y, int w, int h, std::string t
SDL_FreeSurface(textSurface);
button.txt = textTexture;
button.callback = callback;
button.startGradientColor = {40, 120, 122, 255};
button.endGradientColor = {55, 171, 189, 255};
button.gradientWidth = 10;
p.buttons.push_back(button);
TTF_CloseFont(font_txt);
}

7
menu.h
View File

@@ -21,6 +21,9 @@ struct Button {
SDL_Color borderColor;
int borderWidth;
int borderRadius;
SDL_Color startGradientColor;
SDL_Color endGradientColor;
int gradientWidth;
};
struct Text {
@@ -42,6 +45,10 @@ struct Page {
std::vector<ImagePage> images;
};
void drawRoundedRectWithGradient(SDL_Renderer* renderer, SDL_Rect rect, int radius, SDL_Color startColor, SDL_Color endColor, int gradientWidth);
void drawRoundedRect(SDL_Renderer* renderer, SDL_Rect rect, int radius, SDL_Color color);
class Menu {
private:
SDL_Texture* backgroundTxt = nullptr;