Programming Tips of .NET

Thursday, 10 April 2014

Write text on jpeg image

<strong>Your stand number</strong>
                <asp:TextBox ID="txtstand" CssClass="txtwebbanner" runat="server" Width="169px" autocomplete="off"></asp:TextBox>
                <asp:Button ID="btnResendDetails" CssClass="btnwebbanner" runat="server" Text="Generate your banners"
                    OnClick="btnResendDetails_Click" />

code page (.cs)

string path = Server.MapPath(@"uploads/banner_300_250.jpg");
        Bitmap b = new Bitmap(path);
        Graphics g = Graphics.FromImage(b);
        g.SmoothingMode = SmoothingMode.AntiAlias;
        string inputString = "Visit Us @ Stand: " + txtstand.Text;
        Font f = new Font("Arial", 12, FontStyle.Bold);
        g.DrawString(inputString, f, Brushes.White, 90, 207);
        g.Flush();
        string fileName = Path.GetFileNameWithoutExtension(Path.GetRandomFileName()) + ".jpg";
        b.Save(Server.MapPath("bannerimages/") + txtstand.Text + "1" + fileName, ImageFormat.Jpeg);

Open Page in New Tab on button click

Response.Write("<script>");
Response.Write("window.open('Default2.aspx','_blank')");
Response.Write("</script>");

Sunday, 6 April 2014

Play video on mouse hover

<head>

var player;

var $ = function (id) { return document.getElementById(id); }

var $$ = function (tagname) { return document.getElementsByTagName(tagname); }

function onYouTubeIframeAPIReady() {

var videos = $$('iframe'), // the iframes elements

players = [], // an array where we stock each videos youtube instances class

playingID = null; // stock the current playing video

for (var i = 0; i < videos.length; i++) // for each iframes

{

var currentIframeID = videos[i].id; // we get the iframe ID

players[currentIframeID] = new YT.Player(currentIframeID); // we stock in the array the instance

// note, the key of each array element will be the iframe ID

videos[i].onmouseover = function (e) { // assigning a callback for this event

var currentHoveredElement = e.target;

if (playingID) // if a video is currently played

{

players[playingID].pauseVideo();

}

players[currentHoveredElement.id].playVideo();

playingID = currentHoveredElement.id;

};

}

onYouTubeIframeAPIReady();

</script>

</head>
<body>

<li>

frameborder='0' allowfullscreen></iframe>

</li>

</ul>

</body>

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