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108 lines
3.8 KiB
108 lines
3.8 KiB
7 years ago
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<h1>EnlivenMinetest</h1>
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<h2>Player usage</h2>
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<canvas id="myCanvas" width="100" height="1540"> <!--style="border:1px solid #c3c3c3;">-->
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Your browser does not support the canvas element.
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</canvas>
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<div style="color:gray" id="outputArea">loading...</div>
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<script>
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var start_hour = 0;
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var start_m = start_hour*60;
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var start_s = start_m*60;
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var endbefore_hour = 24;
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var hour_count = endbefore_hour - start_hour;
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var hour_width = 60; // 60 pixels per hour
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var pixels_per_m = hour_width/60.0;
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var pixels_per_s = pixels_per_m/60.0;
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var player_name_width = 100;
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var text_size = 16.0;
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var row_y_offset = text_size * (22.0/16.0); // if 16px font is drawn at (x,16), line at (x,21) is one pixel away from the bottom of the descenders
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var border_y = 0.5; //canvas uses 0.5 as middle of pixel
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var border_start_x = 0.5+player_name_width;
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var border_x = border_start_x;
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var text_y = text_size;
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var text_start_x = 3.5;
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var players = [];
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var stats_html = "";
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var time_area_width = hour_width*hour_count;
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var canvas_w = player_name_width + time_area_width;
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stats_html += '<div>' + hour_count + "hrs * " + hour_width + "px = " + time_area_width + '</div>'
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stats_html += '<div>' + time_area_width + "px + " + player_name_width + "px player name = " + canvas_w + 'px canvas width</div>'
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var outputE = document.getElementById("outputArea");
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outputE.innerHTML = stats_html;
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players[0] = {};
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players[0].login_time = "16:20:03"
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players[0].logout_time = "16:28:45"
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players[0].display_name = "rando"
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players[1] = {};
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players[1].login_time = "16:23:03"
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players[1].logout_time = "16:22:45"
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players[1].display_name = "still_on"
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players[2] = {};
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players[2].login_time = "10:23:03"
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players[2].logout_time = "16:22:45"
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players[2].display_name = "obsessed"
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var canvas = document.getElementById("myCanvas");
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canvas.width = canvas_w;
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var ctx = canvas.getContext("2d");
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ctx.font = text_size+"px Arial";
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var arrayLength = players.length;
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var text_x;
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var index = -1;
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for (var i = 0; index < arrayLength; i++) {
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text_x = text_start_x;
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ctx.fillStyle = "#dce5ea";
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ctx.fillRect(0, border_y+1.0, player_name_width, row_y_offset-1.0);
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//ctx.stroke();
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ctx.fillStyle = "#000000";
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ctx.moveTo(0, border_y);
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ctx.strokeStyle = "#000000";
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ctx.lineTo(canvas_w, border_y);
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//ctx.stroke();
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ctx.fillStyle = "#000000";
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if (index==-1) {
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ctx.font = "bold "+text_size+"px Arial";
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ctx.fillText("Name", text_x, text_y);
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ctx.font = text_size+"px Arial";
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text_x = player_name_width+0.5;
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//ctx.fillStyle = "#000000";
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ctx.strokeStyle = "#008000";
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for (var hour=0; hour<endbefore_hour; hour++) {
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ctx.fillStyle = "#B0B0B0";
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ctx.moveTo(text_x, border_y);
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ctx.lineTo(text_x, border_y+row_y_offset-0.5);
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//ctx.stroke();
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ctx.fillText(hour+":00", text_x+3, text_y);
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text_x += hour_width;
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}
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}
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else {
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ctx.fillText(players[index].display_name, text_x, text_y);
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var border_x = border_start_x;
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var login_places = players[index].login_time.split(':');
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var logout_places = players[index].logout_time.split(':');
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var login_second = (+login_places[0]) * 60 * 60 + (+login_places[1]) * 60 + (+login_places[2]);
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var login_m = login_second / 60.0;
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var logout_second = (+logout_places[0]) * 60 * 60 + (+logout_places[1]) * 60 + (+logout_places[2]);
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var logout_m = logout_second / 60.0;
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var left_x = border_x + (login_m-start_m)*pixels_per_m;
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var right_x = border_x + (logout_m-start_m)*pixels_per_m;
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if (right_x<left_x) {
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right_x = canvas_w; //not logged out yet, so end of bar is at end
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}
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ctx.fillStyle = "#FF0000";
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ctx.fillRect(left_x, border_y+(row_y_offset/3.0), right_x-left_x, row_y_offset/3.0);
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ctx.fillStyle = "#000000";
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ctx.fillText(login_places[0]+":"+login_places[1], left_x, text_y-(row_y_offset/3.0));
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ctx.fillStyle = "#808080";
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ctx.fillText(logout_places[0]+":"+logout_places[1], right_x, text_y+(row_y_offset/3.0));
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}
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ctx.stroke();
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text_y += row_y_offset;
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border_y += row_y_offset;
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index++;
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}
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</script>
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