package airinput as a go library

input.c → go-airinput/input.c

@@ -43,7 +43,7 @@ enum {
 static int global_tracking_id = 1;
 static uint32_t device_flags;
 
-static int print_actions = 1;
+static int print_actions = 0;
 static int action_level = 0;
 
 int fd; // touchscreen fd
@@ -63,16 +63,18 @@ void execute_pinch(int fd, uint32_t device_flags, int touch1_x1,
                    int touch2_y1, int touch2_x2, int touch2_y2, int num_steps,
                    int duration_msec);
 
+void set_debug(int on){
+	print_actions = on;
+}
+
 // must be execute before everythong
 int input_init(char * device){
 	fd = open(device, O_RDWR);
 	if(fd < 0) {
 		fprintf(stderr, "could not open %s, %s\n", device, strerror(errno));
 		return 1;
 	}
-	printf("%d\n", device_flags);
 	device_flags = figure_out_events_device_reports(fd);
-	printf("%d\n", device_flags);
 }
 
 void tap(int x, int y, int msec){

go-airinput/input.go

@@ -0,0 +1,88 @@
+package airinput
+
+import (
+	// #include "input.h"
+	"C"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"regexp"
+	"strings"
+	"time"
+
+	"github.com/codeskyblue/comtool"
+)
+
+var goDebug = false
+
+func dprintf(format string, args ...interface{}) {
+	if strings.HasSuffix(format, "\n") {
+		format += "\n"
+	}
+	if goDebug {
+		fmt.Printf(format, args...)
+	}
+}
+
+func init() {
+	var id int = -1
+	for i := 0; i < 10; i++ {
+		namePath := fmt.Sprintf("/sys/class/input/event%d/device/name", i)
+		if !comtool.Exists(namePath) {
+			break
+		}
+		data, err := ioutil.ReadFile(namePath)
+		if err != nil {
+			continue
+		}
+		name := strings.TrimSpace(string(data))
+		dprintf("event%d: name: %s", i, name)
+		// $name may have Touchscreen and touchscreen
+		for _, possibleName := range []string{"ouchscreen$", "-tpd$"} {
+			re := regexp.MustCompile(possibleName)
+			if re.MatchString(name) {
+				id = i
+				break
+			}
+		}
+		if id != -1 {
+			break
+		}
+	}
+	dprintf("eventid: %d", id)
+	if id == -1 {
+		log.Fatal("can autodetect touchpad event")
+	}
+	C.input_init(C.CString(fmt.Sprintf("/dev/input/event%d", id)))
+}
+
+// Where show debug info
+func Debug(state bool) {
+	flag := C.int(0)
+	if state {
+		flag = C.int(1)
+	}
+	goDebug = state
+	C.set_debug(flag)
+}
+
+// void tap(int x, int y, int duration_msec);
+func Tap(x, y int, duration time.Duration) {
+	msec := int(duration.Nanoseconds() / 1e6)
+	C.tap(C.int(x), C.int(y), C.int(msec))
+}
+
+// void drag(int start_x, int start_y, int end_x, int end_y, int num_steps, int msec);
+func Drag(startX, startY int, endX, endY int, steps int, duration time.Duration) {
+	msec := int(duration.Nanoseconds() / 1e6)
+	C.drag(C.int(startX), C.int(startY), C.int(endX), C.int(endY), C.int(steps), C.int(msec))
+}
+
+//void pinch(int Ax0, int Ay0, int Ax1, int Ay1,
+//		int Bx0, int By0, int Bx1, int By1, int num_steps, int msec);
+func Pinch(Ax0, Ay0, Ax1, Ay1 int,
+	Bx0, By0, Bx1, By1 int, steps int, duration time.Duration) {
+	msec := int(duration.Nanoseconds() / 1e6)
+	C.pinch(C.int(Ax0), C.int(Ay0), C.int(Ax1), C.int(Ay1),
+		C.int(Bx0), C.int(By0), C.int(Bx1), C.int(By1), C.int(steps), C.int(msec))
+}

input.h → go-airinput/input.h

@@ -8,6 +8,8 @@
 #ifndef INPUT_H
 #define INPUT_H
 
+void set_debug(int on);
+
 int input_init(char * event);
 
 void tap(int x, int y, int duration_msec);

screen.go → go-airinput/screen.go

@@ -1,4 +1,4 @@
-package main
+package airinput
 
 // #include "screen.h"
 import "C"

main.go

@@ -1,57 +1,27 @@
+// Currently this is a sample
 package main
 
-// #include "input.h"
-import "C"
 import (
 	"fmt"
-	"io/ioutil"
-	"log"
-	"regexp"
-	"strings"
 	"time"
-)
-import "github.com/codeskyblue/comtool"
 
-func init() {
-	var id int = -1
-	for i := 0; i < 10; i++ {
-		namePath := fmt.Sprintf("/sys/class/input/event%d/device/name", i)
-		if !comtool.Exists(namePath) {
-			break
-		}
-		data, err := ioutil.ReadFile(namePath)
-		if err != nil {
-			continue
-		}
-		name := strings.TrimSpace(string(data))
-		fmt.Printf("event%d: name: %s\n", i, name)
-		for _, possibleName := range []string{"touchscreen$", "-tpd$"} {
-			re := regexp.MustCompile(possibleName)
-			if re.MatchString(name) {
-				id = i
-				break
-			}
-		}
-		if id != -1 {
-			break
-		}
-	}
-	fmt.Println("eventid:", id)
-	if id == -1 {
-		log.Fatal("can autodetect touchpad event")
-	}
-	C.input_init(C.CString(fmt.Sprintf("/dev/input/event%d", id)))
-}
+	"github.com/netease/airinput/go-airinput"
+)
 
 func main() {
-	//C.tap(C.int(154), C.int(1082), 5000) // 1000 = 1s
-	fmt.Println(ScreenSize())
-	w, _ := ScreenSize()
-	fmt.Println(w / 6 * 5)
-	x, y := C.int(w/6), C.int(300)
-	//C.drag(x, y, C.int(945), y, 10, 5000)
-	mx := C.int(w / 2)
-	C.pinch(x, y, mx, y, C.int(w/6*5), y, mx, y, 5, 1000)
+	//airinput.Debug(false)
+	w, h := airinput.ScreenSize()
+	fmt.Printf("width: %d, height: %d\n", w, h)
+
+	lx, ly := w/6, 300
+	mx, my := w/2, ly
+	rx, ry := w/6*5, ly
+
+	airinput.Pinch(lx, ly, mx, my,
+		rx, ry, mx, my, 10, time.Second)
+
 	time.Sleep(time.Second * 1)
-	C.pinch(mx, y, x, y, mx, y, C.int(w/6*5), y, 5, 1000)
+
+	airinput.Pinch(mx, my, lx, ly,
+		mx, my, rx, ry, 10, time.Second)
 }

run.bat

@@ -1,4 +1,4 @@
 @echo off
-adb push airtoolbox /data/local/tmp/
-adb shell chmod 755 /data/local/tmp/airtoolbox
-adb shell /data/local/tmp/airtoolbox
+adb push airinput /data/local/tmp/
+adb shell chmod 755 /data/local/tmp/airinput
+adb shell /data/local/tmp/airinput