Beispiel #1
0
func (c *Core) Pan(dir []float64, reply *int) error {
	c.Lock.Lock()
	defer c.Lock.Unlock()
	if len(dir) != 2 {
		*reply = -1
		return fmt.Errorf("Need a two dimansion vector to pan")
	}
	origins := mrclean.NewVisualOrigins()
	for _, v := range c.Visuals {
		v.Origin[0] += dir[0]
		v.Origin[1] += dir[1]
		origins.Vids = append(origins.Vids, v.ID)
		origins.Origins = append(origins.Origins, v.Origin)
	}
	var repl int = 0
	//log.Printf("calling Display.SetVisualsOrigin %v\n", origins)
	err := client.Call("Display.SetVisualsOrigin", origins, &repl)
	if err != nil {
		*reply = -1
		//log.Println("Display error setting Visuals orgin: ", err)
		return err
	}
	if repl == 0 {
		reply = &repl
	} else {
		log.Println("Something happened during Display.SetVisualsOrigin ", repl)
		*reply = -1
	}
	return nil
}
Beispiel #2
0
func (c *Core) Group(layer string, reply *int) error {
	c.Lock.Lock()
	defer c.Lock.Unlock()
	err := c.updatemetadata(layer)
	if err != nil {
		return err
	}
	//map af array of visuals, the key is the metadata/layer
	groups := make(map[string][]*mrclean.Visual, len(c.Visuals))
	//map of the maximum size of each group
	rowsize := make(map[string]float64, len(c.Visuals))
	for _, v := range c.Visuals {
		groups[v.Meta[0]] = append(groups[v.Meta[0]], v)
		rowsize[v.Meta[0]] = math.Max(v.Size[0], rowsize[v.Meta[0]])
	}
	dx := c.mx + 0.05 //5 cm
	dy := 0.05        //c.my + 0.05 //5 cm
	var origins *mrclean.VisualOrigins = mrclean.NewVisualOrigins()
	for k, row := range groups {
		lastpx := -c.DispW*0.5 + dx*0.5
		lastpy := c.DispH*0.5 - dy - rowsize[k]*0.5 + 0.05
		//keep track of the height
		dy += rowsize[k] + 0.05
		//sort the row the first part of teh metadaa is the same
		//for all the element s in the row, the user should define the
		//order of the rest of the metadata variables
		By(metaf).Sort(row)
		//put row by row on screen here
		for _, v := range row {
			v.Origin[0], v.Origin[1] = lastpx, lastpy
			//keep track of the position locally
			c.Visuals[v.Name].Origin = v.Origin
			origins.Vids = append(origins.Vids, v.ID)
			origins.Origins = append(origins.Origins, v.Origin)
			lastpx += dx
		}
		// back to the left
		//lastpx = -c.DispW*0.5 + dx*0.5
		// next row
		//lastpy -= dy
	}
	//CALL
	var repl int = 0
	//log.Printf("calling Display.SetVisualsOrigin %v\n", origins)
	err = client.Call("Display.SetVisualsOrigin", origins, &repl)
	if err != nil {
		*reply = -1
		//log.Println("Display error setting Visuals orgin: ", err)
		return err
	}
	if repl == 0 {
		reply = &repl
	} else {
		log.Println("Something happened during Display.SetVisualsOrigin ", repl)
		*reply = -1
	}

	return nil
}
Beispiel #3
0
//Sort handle the gestures received from ths users to sort the visuals
func (c *Core) Sort(layersorder string, reply *int) error {
	c.Lock.Lock()
	defer c.Lock.Unlock()
	err := c.updatemetadata(layersorder)
	if err != nil {
		return err
	}
	//need to copy the map in a slice to sort it
	//maybe this should change
	visuals := make([]*mrclean.Visual, 0, len(c.Visuals))
	for _, v := range c.Visuals {
		visuals = append(visuals, v)
	}
	log.Printf("sorting: len(visuals) = %v\n", len(visuals))
	//SORT
	By(metaf).Sort(visuals)
	//loop to put the visuals on screen
	// evenly spaced and sorted
	dx := c.mx + 0.05 //5 cm
	dy := c.my + 0.05 //5 cm
	var (
		row     float64                = 1.0
		lastpx                         = -c.DispW*0.5 + dx*0.5
		lastpy                         = c.DispH*0.5 - dy*0.5*row
		origins *mrclean.VisualOrigins = mrclean.NewVisualOrigins()
	)
	//log.Printf("dx: %f, dy: %f\n", dx, dy)
	//log.Printf(" lastpx: %f lastpy: %f \n", lastpx, lastpy)
	for i := range visuals {
		visuals[i].Origin[0], visuals[i].Origin[1] = lastpx, lastpy
		//keep track of the position locally
		c.Visuals[visuals[i].Name].Origin = visuals[i].Origin
		//log.Println("Origin: ", visuals[i].Origin)
		//fmt.Println("before: ", v.rect, v.rect.Center())
		//fmt.Println("after: ", v.rect, v.rect.Center())
		origins.Vids = append(origins.Vids, visuals[i].ID)
		origins.Origins = append(origins.Origins, visuals[i].Origin)
		lastpx += dx
		//log.Printf(" lastpx+dx: %f c.DispW*0.5: %f \n", lastpx+dx, c.DispW*0.5)
		if lastpx+dx > c.DispW*0.5 {
			lastpx = -c.DispW*0.5 + dx*0.5
			row += 1
			lastpy -= dy //c.DispH*0.5 - dy*row //c.DispH - row*dy
			//log.Printf("New ROW: %f ", row)
		}
		//log.Printf(" lastpx: %f lastpy: %f \n", lastpx, lastpy)
	}
	//CALL
	var repl int = 0
	//log.Printf("calling Display.SetVisualsOrigin %v\n", origins)
	err = client.Call("Display.SetVisualsOrigin", origins, &repl)
	if err != nil {
		*reply = -1
		//log.Println("Display error setting Visuals orgin: ", err)
		return err
	}
	if repl == 0 {
		reply = &repl
	} else {
		log.Println("Something happened during Display.SetVisualsOrigin ", repl)
		*reply = -1
	}
	//here we set the position of th evisuals locally
	//for _, v := range visuals{
	//	c.Visuals[v.Name]

	return nil
}