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Show battery status on screen in testgamepad

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This commit is contained in:
Sam Lantinga
2023-07-10 20:29:09 -07:00
parent 5b9f2d0942
commit 8ba850bef2
9 changed files with 1127 additions and 0 deletions
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45
test/gamepadutils.c
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@@ -15,6 +15,12 @@
#include "gamepadutils.h"
#include "gamepad_front.h"
#include "gamepad_back.h"
#include "gamepad_battery_unknown.h"
#include "gamepad_battery_empty.h"
#include "gamepad_battery_low.h"
#include "gamepad_battery_medium.h"
#include "gamepad_battery_full.h"
#include "gamepad_battery_wired.h"
#include "gamepad_touchpad.h"
#include "gamepad_button.h"
#include "gamepad_button_small.h"
@@ -81,11 +87,14 @@ struct GamepadImage
SDL_Renderer *renderer;
SDL_Texture *front_texture;
SDL_Texture *back_texture;
SDL_Texture *battery_texture[SDL_JOYSTICK_POWER_MAX];
SDL_Texture *touchpad_texture;
SDL_Texture *button_texture;
SDL_Texture *axis_texture;
int gamepad_width;
int gamepad_height;
int battery_width;
int battery_height;
int touchpad_width;
int touchpad_height;
int button_width;
@@ -96,11 +105,14 @@ struct GamepadImage
int x;
int y;
SDL_bool showing_front;
SDL_bool showing_battery;
SDL_bool showing_touchpad;
SDL_bool buttons[SDL_GAMEPAD_BUTTON_MAX];
int axes[SDL_GAMEPAD_AXIS_MAX];
SDL_JoystickPowerLevel battery_level;
int num_fingers;
GamepadTouchpadFinger *fingers;
};
@@ -129,6 +141,14 @@ GamepadImage *CreateGamepadImage(SDL_Renderer *renderer)
ctx->back_texture = CreateTexture(renderer, gamepad_back_bmp, gamepad_back_bmp_len);
SDL_QueryTexture(ctx->front_texture, NULL, NULL, &ctx->gamepad_width, &ctx->gamepad_height);
ctx->battery_texture[SDL_JOYSTICK_POWER_UNKNOWN] = CreateTexture(renderer, gamepad_battery_unknown_bmp, gamepad_battery_unknown_bmp_len);
ctx->battery_texture[SDL_JOYSTICK_POWER_EMPTY] = CreateTexture(renderer, gamepad_battery_empty_bmp, gamepad_battery_empty_bmp_len);
ctx->battery_texture[SDL_JOYSTICK_POWER_LOW] = CreateTexture(renderer, gamepad_battery_low_bmp, gamepad_battery_low_bmp_len);
ctx->battery_texture[SDL_JOYSTICK_POWER_MEDIUM] = CreateTexture(renderer, gamepad_battery_medium_bmp, gamepad_battery_medium_bmp_len);
ctx->battery_texture[SDL_JOYSTICK_POWER_FULL] = CreateTexture(renderer, gamepad_battery_full_bmp, gamepad_battery_full_bmp_len);
ctx->battery_texture[SDL_JOYSTICK_POWER_WIRED] = CreateTexture(renderer, gamepad_battery_wired_bmp, gamepad_battery_wired_bmp_len);
SDL_QueryTexture(ctx->battery_texture[SDL_JOYSTICK_POWER_UNKNOWN], NULL, NULL, &ctx->battery_width, &ctx->battery_height);
ctx->touchpad_texture = CreateTexture(renderer, gamepad_touchpad_bmp, gamepad_touchpad_bmp_len);
SDL_QueryTexture(ctx->touchpad_texture, NULL, NULL, &ctx->touchpad_width, &ctx->touchpad_height);
@@ -164,6 +184,15 @@ void SetGamepadImageShowingFront(GamepadImage *ctx, SDL_bool showing_front)
ctx->showing_front = showing_front;
}
void SetGamepadImageShowingBattery(GamepadImage *ctx, SDL_bool showing_battery)
{
if (!ctx) {
return;
}
ctx->showing_battery = showing_battery;
}
void SetGamepadImageShowingTouchpad(GamepadImage *ctx, SDL_bool showing_touchpad)
{
if (!ctx) {
@@ -360,6 +389,8 @@ void UpdateGamepadImageFromGamepad(GamepadImage *ctx, SDL_Gamepad *gamepad)
}
}
ctx->battery_level = SDL_GetJoystickPowerLevel(SDL_GetGamepadJoystick(gamepad));
if (SDL_GetNumGamepadTouchpads(gamepad) > 0) {
int num_fingers = SDL_GetNumGamepadTouchpadFingers(gamepad, 0);
if (num_fingers != ctx->num_fingers) {
@@ -436,6 +467,14 @@ void RenderGamepadImage(GamepadImage *ctx)
}
}
if (ctx->showing_battery) {
dst.x = (float)ctx->x + ctx->gamepad_width - ctx->battery_width;
dst.y = (float)ctx->y;
dst.w = (float)ctx->battery_width;
dst.h = (float)ctx->battery_height;
SDL_RenderTexture(ctx->renderer, ctx->battery_texture[ctx->battery_level], NULL, &dst);
}
if (ctx->showing_touchpad) {
dst.x = (float)ctx->x + (ctx->gamepad_width - ctx->touchpad_width) / 2;
dst.y = (float)ctx->y + ctx->gamepad_height;
@@ -466,8 +505,14 @@ void RenderGamepadImage(GamepadImage *ctx)
void DestroyGamepadImage(GamepadImage *ctx)
{
if (ctx) {
int i;
SDL_DestroyTexture(ctx->front_texture);
SDL_DestroyTexture(ctx->back_texture);
for (i = 0; i < SDL_arraysize(ctx->battery_texture); ++i) {
SDL_DestroyTexture(ctx->battery_texture[i]);
}
SDL_DestroyTexture(ctx->touchpad_texture);
SDL_DestroyTexture(ctx->button_texture);
SDL_DestroyTexture(ctx->axis_texture);
SDL_free(ctx);