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Harmony port: touch event

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Jack253-png 2025-06-01 18:13:48 +08:00
parent 56ccf29d3c
commit c951070638
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4 changed files with 96 additions and 3 deletions
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47
src/core/ohos/SDL_ohos.c
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@ -1,3 +1,4 @@
#include "SDL3/SDL_events.h"
#include "SDL_internal.h"
#include <EGL/egl.h>
#include <EGL/eglplatform.h>
@ -14,6 +15,7 @@
#include "SDL_ohos.h"
#include <ace/xcomponent/native_interface_xcomponent.h>
#include "../../video/ohos/SDL_ohosvideo.h"
#include "../../video/ohos/SDL_ohostouch.h"
#include "SDL3/SDL_mutex.h"
#include "../../video/ohos/SDL_ohoskeyboard.h"
@ -355,10 +357,51 @@ static void onKeyEvent(OH_NativeXComponent *component, void *window)
}
}
static void onNativeTouch(OH_NativeXComponent *component, void *window)
{
OH_NativeXComponent_TouchEvent touchEvent;
OH_NativeXComponent_TouchPointToolType toolType = OH_NATIVEXCOMPONENT_TOOL_TYPE_UNKNOWN;
OHOS_LockPage();
OH_NativeXComponent_GetTouchEvent(component, window, &touchEvent);
OH_NativeXComponent_GetTouchPointToolType(component, 0, &toolType);
for (int i = 0; i < touchEvent.numPoints; i++)
{
SDL_OHOSTouchEvent e;
e.timestamp = touchEvent.timeStamp;
e.deviceId = touchEvent.deviceId;
e.fingerId = touchEvent.touchPoints[i].id;
e.area = touchEvent.touchPoints[i].size;
e.x = touchEvent.touchPoints[i].x / (float)wid;
e.y = touchEvent.touchPoints[i].y / (float)hei;
e.p = touchEvent.touchPoints[i].force;
switch (touchEvent.touchPoints[i].type) {
case OH_NATIVEXCOMPONENT_DOWN:
e.type = SDL_EVENT_FINGER_DOWN;
break;
case OH_NATIVEXCOMPONENT_MOVE:
e.type = SDL_EVENT_FINGER_MOTION;
break;
case OH_NATIVEXCOMPONENT_UP:
e.type = SDL_EVENT_FINGER_UP;
break;
case OH_NATIVEXCOMPONENT_CANCEL:
case OH_NATIVEXCOMPONENT_UNKNOWN:
e.type = SDL_EVENT_FINGER_CANCELED;
break;
}
OHOS_OnTouch(e);
}
}
static void OnDispatchTouchEventCB(OH_NativeXComponent *component, void *window)
{
onNativeTouch(component, window);
}
// TODO
static void onNativeTouch(OH_NativeXComponent *component, void *window) {}
static void onNativeMouse(OH_NativeXComponent *component, void *window) {}
static void OnDispatchTouchEventCB(OH_NativeXComponent *component, void *window) {}
static void OnHoverEvent(OH_NativeXComponent *component, bool isHover) {}
static void OnFocusEvent(OH_NativeXComponent *component, void *window) {}
static void OnBlurEvent(OH_NativeXComponent *component, void *window) {}

12
src/core/ohos/SDL_ohos.h
View file

@ -1,7 +1,6 @@
#ifndef SDL_OHOS_H
#define SDL_OHOS_H
#include "SDL3/SDL_mutex.h"
#include "SDL3/SDL_video.h"
#include "video/SDL_sysvideo.h"
#include <native_window/external_window.h>
@ -19,4 +18,15 @@ typedef struct SDL_VideoData {
int isPausing;
} SDL_VideoData;
typedef struct SDL_OHOSTouchEvent {
int64_t deviceId;
int32_t fingerId;
int type;
float x;
float y;
float p;
float area;
int64_t timestamp;
} SDL_OHOSTouchEvent;
#endif

31
src/video/ohos/SDL_ohostouch.c Normal file
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@ -0,0 +1,31 @@
#include "../../core/ohos/SDL_ohos.h"
#include "SDL3/SDL_events.h"
#include "SDL3/SDL_touch.h"
#include "events/SDL_events_c.h"
void OHOS_OnTouch(SDL_OHOSTouchEvent event)
{
if (SDL_AddTouch(event.deviceId, SDL_TOUCH_DEVICE_DIRECT, "") < 0)
{
SDL_Log("Cannot add touch");
return;
}
switch (event.type) {
case SDL_EVENT_FINGER_DOWN: {
SDL_SendTouch(event.timestamp, event.deviceId, event.fingerId, NULL, SDL_EVENT_FINGER_DOWN, event.x, event.y, event.p);
break;
}
case SDL_EVENT_FINGER_MOTION: {
SDL_SendTouchMotion(event.timestamp, event.deviceId, event.fingerId, NULL, event.x, event.y, event.p);
break;
}
case SDL_EVENT_FINGER_UP: {
SDL_SendTouch(event.timestamp, event.deviceId, event.fingerId, NULL, SDL_EVENT_FINGER_UP, event.x, event.y, event.p);
break;
}
case SDL_EVENT_FINGER_CANCELED: {
SDL_SendTouch(event.timestamp, event.deviceId, event.fingerId, NULL, SDL_EVENT_FINGER_CANCELED, event.x, event.y, event.p);
break;
}
}
}

9
src/video/ohos/SDL_ohostouch.h Normal file
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@ -0,0 +1,9 @@
#ifndef SDL_OHOSTOUCH_H
#define SDL_OHOSTOUCH_H
#include "SDL_internal.h"
#include "../../core/ohos/SDL_ohos.h"
void OHOS_OnTouch(SDL_OHOSTouchEvent event);
#endif