/*
 * To save headaches with resizing canvases, it is important to maintain fixed aspect
 * ratios at all times:
 */

$ratio1: 0.75;
$ratio2: 0.45;
$fullscreen-margin-v: 50px;
$fullscreen-margin-h: 15px;
$picker-border: 2px solid grey;

.or-drawing-initialized,
.or-signature-initialized,
.or-annotation-initialized {
    input[type="text"] {
        display: none;
    }
}

.or-signature-initialized {
    .draw-widget__body {
        padding-top: $ratio2 * 100%;
    }
}

.or-annotation-initialized {

    // make space for absolutely positioned fake-file-input
    .draw-widget {
        margin-top: 50px;
    }
}

.draw-widget {
    width: 100%;

    &__body {
        position: relative;
        width: 100%; // trick to fix aspect ratio with width of 100% to 4:3
        // combined with absolutely positioned canvas child
        padding-top: $ratio1 * 100%;

        &__canvas {
            background: white;
            // for plain theme:
            border: 1px solid $gray-lighter; // override border:
            @include form-control;

            position: absolute;
            top: 0;
            left: 0;
            bottom: 0;
            right: 0;
            padding: 0;
            width: 100%;
            height: 100%;

            &.disabled {
                cursor: not-allowed;

                ~.draw-widget__colorpicker,
                ~.draw-widget__undo {
                    display: none;
                }

                // show canvas normally (for readonly record views)
                background: white;
                opacity: 1;
            }
        }

        input[type=file] {
            display: none;
        }

        .file-picker {
            position: absolute;
            top: -($fullscreen-margin-v);
            left: 0; // TODO: RTL
            width: 100%;
        }

        .show-canvas-btn {
            position: absolute;
            z-index: 10;
            top: calc(50% - 16px);
            left: 50%;
            width: 200px;
            margin-left: -100px;
        }

        .hide-canvas-btn {
            display: none;
        }
    }

    &__footer {
        margin-top: 10px;

        .draw-widget__btn-reset:disabled {
            display: none;
        }
    }

    &__feedback {
        @include question-error-message;
    }

    &__undo {
        position: absolute;
        top: 37px;
        right: 7px;
        width: 20px;
        height: 20px;
        margin: 2px;
        padding: 0;
        border: $picker-border;
    }

    &__colorpicker {
        position: absolute;
        display: flex;
        flex-wrap: wrap;
        max-width: calc(100% - (2 * 7px));
        top: 7px;
        right: 7px;

        div {
            display: none;
        }

        div {
            width: 20px;
            height: 20px;
            margin: 2px;
            border: none;
            padding: 0;
        }

        &.reveal div {
            display: block;
        }

        .current {
            display: block;
            border: $picker-border;
        }
    }

    &.full-screen {
        @include display-flex;

        @include flex-direction(column);

        @include flex-wrap(nowrap);

        position: fixed;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        z-index: 20;
        background: white;
        margin: 0;
        padding-left: $fullscreen-margin-h;
        padding-right: $fullscreen-margin-h;

        .draw-widget__body {
            width: calc(100% - 2 * #{$fullscreen-margin-h});
            padding-top: calc(#{$ratio1} * (100% - 2 * #{$fullscreen-margin-h}));
            margin: $fullscreen-margin-v auto;

            input[type=file] {
                left: 90px; // TODO: RTL
            }

            .file-picker {
                left: 80px;
                width: calc(100% - 18px);
            }
        }

        .hide-canvas-btn {
            display: block;
            position: absolute;
            z-index: 30;
            top: -($fullscreen-margin-v - 10px);
            left: 0; // TODO: RTL
            width: 70px;
        }

        .show-canvas-btn {
            display: none;
        }

        .draw-widget__footer {
            width: calc(100vmin - 2 * #{$fullscreen-margin-h});
            margin: -($fullscreen-margin-v - 10px) auto 0 auto;
        }
    }

    .btn-download {
        margin-right: 0;

        &[href=""] {
            display: none;
        }
    }
}

.or-signature-initialized {
    .draw-widget.full-screen {
        .draw-widget__body {
            width: calc(100% - 2 * #{$fullscreen-margin-h});
            padding-top: calc(#{$ratio2} * (100% - 2 * #{$fullscreen-margin-h}));
        }

        .draw-widget__footer {
            width: calc(100% - 2 * #{$fullscreen-margin-h}); //margin: -($fullscreen-margin-v - 10px) auto 0 auto;
        }
    }
}

.or-annotate-initialized {
    .draw-widget__body {
        margin-top: $fullscreen-margin-v;
    }
}