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ferret/pkg/stdlib/html/scroll_xy.go
Tim Voronov d7b923e4c3
Feature/#220 iframe support (#315)
* Refactored Virtual DOM structure
* Added new E2E tests
* Updated E2E Test Runner
2019-06-19 17:58:56 -04:00

46 lines
981 B
Go

package html
import (
"context"
"github.com/MontFerret/ferret/pkg/drivers"
"github.com/MontFerret/ferret/pkg/runtime/core"
"github.com/MontFerret/ferret/pkg/runtime/values"
"github.com/MontFerret/ferret/pkg/runtime/values/types"
)
// ScrollXY scrolls by given coordinates.
// @param doc (HTMLDocument) - HTML document.
// @param x (Int|Float) - X coordinate.
// @param y (Int|Float) - Y coordinate.
func ScrollXY(ctx context.Context, args ...core.Value) (core.Value, error) {
err := core.ValidateArgs(args, 3, 3)
if err != nil {
return values.None, err
}
doc, err := drivers.ToDocument(args[0])
if err != nil {
return values.None, err
}
err = core.ValidateType(args[1], types.Int, types.Float)
if err != nil {
return values.None, err
}
err = core.ValidateType(args[2], types.Int, types.Float)
if err != nil {
return values.None, err
}
x := values.ToFloat(args[1])
y := values.ToFloat(args[2])
return values.None, doc.ScrollByXY(ctx, x, y)
}